Class 11 Physics Without Chaos

Introduces the course structure, why physics is studied, major branches of the subject, the role of observation and modelling, and how Class 11 physics connects to numericals and applications.

Short diagnostic assessment on Course orientation, Physical World, scope of Class 11 Physics. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Course orientation, Physical World, scope of Class 11 Physics and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Covers SI base units, derived units, prefixes, dimensional form of common quantities, conversion between unit systems, and the need for standardised scientific measurement.

Explains difference between accuracy and precision, counting significant figures, rounding rules, random/systematic errors, percentage error, and reporting measured values correctly.

Self-study worksheet released with structured practice based on Assignment 1 — Units & Measurements worksheet — CBSE-pattern numericals, significant figures drill and dimensional-analysis applications. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on SI units, fundamental and derived quantities, unit systems; Accuracy, precision, significant figures, error classification. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for SI units, fundamental and derived quantities, unit systems; Accuracy, precision, significant figures, error classification and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

No live academic session is planned on account of Vaisakhi / Ambedkar Jayanti — No live lecture on this holiday; lecture shifted to 19 Apr 2026 (Sunday). The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

Submission checkpoint for Assignment 1 — Units & Measurements worksheet. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Uses dimensional formulae to test equations, derive relations, convert units, estimate dimensions of constants, and solve measurement-based numerical problems.

Short diagnostic assessment on Dimensional analysis and measurement-based numericals. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Builds one-dimensional kinematics from frame of reference, scalar vs vector ideas, path length vs displacement, average speed, average velocity, and sign convention on a line.

Interprets slopes and areas on x-t and v-t graphs, identifies rest/uniform motion/acceleration cases, and connects graphical information to motion description.

Derives and applies the three equations of uniformly accelerated motion, with attention to assumptions, sign convention, and standard textbook problem patterns.

Self-study worksheet released with structured practice based on Assignment 2 — Motion in a Straight Line — Graphs, equations of motion, relative-motion basics and case-based questions. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Frame of reference, position, displacement, speed and velocity; Position-time and velocity-time graphs; Uniform acceleration and equations of motion. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Dimensional analysis and measurement-based numericals; Frame of reference, position, displacement, speed and velocity; Position-time and velocity-time graphs; plus follow-up queries and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Combines equations and graphs to solve mixed one-dimensional motion problems including meeting points, retardation cases, and interpretation of piecewise motion graphs.

Submission checkpoint for Assignment 2 — Motion in a Straight Line. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Introduces relative velocity in one dimension, observer-based description of motion, and wraps up the chapter through summary formulas and representative problems.

Short diagnostic assessment on Graphical treatment and 1D motion numericals; Relative motion basics and chapter wrap-up. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Graphical treatment and 1D motion numericals; Relative motion basics and chapter wrap-up and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Introduces vectors, magnitude and direction, unit vectors, triangle/parallelogram laws, and graphical as well as analytical methods of adding and subtracting vectors.

Breaks vectors into components, uses trigonometric relations, reconstructs resultant vectors, and applies component method to standard planar kinematics questions.

Self-study worksheet released with structured practice based on Assignment 3 — Motion in a Plane — Vectors, projectile motion and circular-motion numericals. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Vectors: notation, unit vectors, addition and subtraction; Resolution of vectors and rectangular components. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Vectors: notation, unit vectors, addition and subtraction; Resolution of vectors and rectangular components and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Explains dot and cross products, their geometric meaning, algebraic properties, and applications to projection, work, area, and perpendicularity.

Submission checkpoint for Assignment 3 — Motion in a Plane. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Starts projectile motion with horizontal and oblique projection, separates x-y motion, derives trajectory relations, and frames the independent-motion concept.

Short diagnostic assessment on Scalar product, vector product and applications; Projectile motion I: concepts and equations. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Scalar product, vector product and applications; Projectile motion I: concepts and equations and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Solves projectile formulas for maximum height, time of flight, horizontal range, optimum angle, and standard comparison questions.

Explains angular description of circular motion, direction of velocity, centripetal acceleration, and links between linear and angular quantities.

Short diagnostic assessment on Projectile motion II: maximum height, range, time of flight; Uniform circular motion and radial acceleration. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Projectile motion II: maximum height, range, time of flight; Uniform circular motion and radial acceleration and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Integrates vectors, projectile motion, and circular motion into mixed numerical practice, competency-style interpretation, and graph-based reasoning.

Introduces force as interaction, inertia, Newton’s first law, balanced vs unbalanced forces, and systematic free-body diagram construction for problem solving.

Self-study worksheet released with structured practice based on Assignment 4 — Laws of Motion — Free-body diagrams, friction and banked-road applications. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Kinematics mixed numericals and competency questions; Force, inertia, Newton's first law and free-body diagrams. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Kinematics mixed numericals and competency questions; Force, inertia, Newton's first law and free-body diagrams and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Develops Newton’s second law from momentum change, relates force to rate of change of momentum, and solves impulse-collision style introductory problems.

Submission checkpoint for Assignment 4 — Laws of Motion. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Clarifies action-reaction pairs, internal vs external forces, recoil ideas, and conservation of linear momentum in isolated systems.

Short diagnostic assessment on Newton's second law, momentum and impulse; Newton's third law and conservation of linear momentum. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Newton's second law, momentum and impulse; Newton's third law and conservation of linear momentum and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Studies translational equilibrium under concurrent coplanar forces using vector addition, resolution of forces, and equilibrium conditions in common setups.

Covers limiting friction, coefficients of static and kinetic friction, angle of friction, and applications on rough horizontal and inclined surfaces.

Short diagnostic assessment on Equilibrium of concurrent forces; Static and kinetic friction: laws and applications. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Equilibrium of concurrent forces; Static and kinetic friction: laws and applications and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Applies friction laws to quantitative problems including blocks, pulling/pushing cases, and vehicle turning on level roads.

Derives banked-road conditions with and without friction, revises centripetal force ideas, and tackles application-oriented motion problems.

Self-study worksheet released with structured practice based on Assignment 5 — Work, Energy & Power — Collision problems, vertical-circle concepts and theorem-based reasoning. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Friction numericals and circular motion on level roads; Banked roads, centripetal force and application-based problems. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Friction numericals and circular motion on level roads; Banked roads, centripetal force and application-based problems and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Reviews all Newton’s laws topics together through free-body diagrams, multi-concept numericals, and common exam traps.

Submission checkpoint for Assignment 5 — Work, Energy & Power. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Defines work via scalar product, evaluates work by constant and variable forces, and connects net work with change in kinetic energy.

Short diagnostic assessment on Chapter consolidation and mixed problem solving; Work done by constant and variable force; kinetic energy. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Chapter consolidation and mixed problem solving; Work done by constant and variable force; kinetic energy and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Applies the work-energy theorem to motion problems and introduces average and instantaneous power with practical numerical use cases.

Distinguishes conservative from non-conservative forces, defines potential energy, and relates path independence to energy methods.

Short diagnostic assessment on Work-energy theorem and power; Potential energy, conservative and non-conservative forces. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Work-energy theorem and power; Potential energy, conservative and non-conservative forces and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Builds spring potential energy, elastic potential problems, and energy conditions for motion in a vertical circle.

Explains elastic and inelastic collisions, coefficient of restitution basics, and momentum-energy treatment in 1D and selected 2D cases.

Short diagnostic assessment on Potential energy of spring and motion in a vertical circle; Collisions in one dimension and two dimensions. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Potential energy of spring and motion in a vertical circle; Collisions in one dimension and two dimensions and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Consolidates work, energy, power, springs, vertical circle, and collision ideas through mixed problem-solving drills.

Introduces centre of mass, calculation for simple systems, weighted-average idea, and location of COM for a uniform rod.

Self-study worksheet released with structured practice based on Assignment 6 — Rotational Motion Core Pack — Centre of mass, torque, angular momentum and rotational equations. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Chapter numericals and application drill; Centre of mass of two-particle systems and uniform rod. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Chapter numericals and application drill; Centre of mass of two-particle systems and uniform rod and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Connects centre-of-mass motion with external force, internal interactions, and conservation of momentum in multi-particle systems.

Submission checkpoint for Assignment 6 — Rotational Motion Core Pack. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Defines torque, lever arm, couple, and conditions for rotational equilibrium with applications to balanced rigid-body situations.

Short diagnostic assessment on Centre of mass motion and momentum conservation; Torque, moment of force and rotational equilibrium. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Centre of mass motion and momentum conservation; Torque, moment of force and rotational equilibrium and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Explains angular momentum for particles and systems, conservation principle, and familiar applications such as rotational speed change.

Introduces angular displacement, velocity and acceleration, and maps linear-motion equations to rotational-motion analogies.

Short diagnostic assessment on Angular momentum and conservation applications; Rotational kinematics: angular variables and analogies. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Angular momentum and conservation applications; Rotational kinematics: angular variables and analogies and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Relates torque to angular acceleration, develops rotational equations of motion, and applies them to rigid-body dynamics problems.

Defines moment of inertia, dependence on mass distribution and axis, radius of gyration, and physical meaning in rotational resistance.

Short diagnostic assessment on Rotational dynamics and equations of motion; Moment of inertia, radius of gyration and concepts. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Rotational dynamics and equations of motion; Moment of inertia, radius of gyration and concepts and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Covers standard moments of inertia and the use of parallel-axis and perpendicular-axis theorems in deriving or comparing results.

Solves the first set of mixed problems linking translation, rotation, torque, work, energy, and angular momentum analogies.

Self-study worksheet released with structured practice based on Assignment 7 — Gravitation + Rotation mixed practice — Satellite motion, g-variation and mixed mechanics problem set. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

No live academic session is planned on account of Independence Day — No Saturday test on this holiday; next weekly test becomes cumulative. The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

Live doubt-solving and error-analysis session for MOI of simple bodies and theorem-based understanding; Comparison of linear and rotational motion: mixed problems I and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Finishes chapter consolidation with multi-step rotational mechanics problems and a summary of the most tested concepts.

Submission checkpoint for Assignment 7 — Gravitation + Rotation mixed practice. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Introduces the three Kepler laws, orbital interpretation, and their importance in understanding planetary and satellite motion.

Short diagnostic assessment on MOI of simple bodies and theorem-based understanding; Comparison of linear and rotational motion: mixed problems I; Mixed problems II and chapter consolidation; Kepler's laws of planetary motion. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Mixed problems II and chapter consolidation; Kepler's laws of planetary motion and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Develops Newton’s law of gravitation, gravitational field concept, superposition idea, and comparison with inverse-square electrostatic form.

Derives g near Earth and examines its variation with altitude and depth using simplified Earth models and standard approximations.

Short diagnostic assessment on Universal law of gravitation and field idea; Acceleration due to gravity and variation with altitude/depth. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Universal law of gravitation and field idea; Acceleration due to gravity and variation with altitude/depth and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Explains gravitational potential and potential energy, sign conventions, and derives escape speed from energy considerations.

Builds orbital velocity relations, geostationary satellite idea, period dependence, and practical satellite-motion applications.

Self-study worksheet released with structured practice based on Assignment 8 — Mechanical Properties of Solids & Fluids I — Stress-strain, moduli, fluid pressure and viscosity questions. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Gravitational potential, potential energy and escape speed; Orbital velocity, satellites and applications. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Gravitational potential, potential energy and escape speed; Orbital velocity, satellites and applications and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Reinforces gravitation using mixed derivation, numerical, and case-based questions spanning Kepler, g-variation, energy, and satellites.

Submission checkpoint for Assignment 8 — Mechanical Properties of Solids & Fluids I. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Introduces deforming forces, stress and strain types, elastic behaviour, stress-strain relation, and Hooke’s law within elastic limit.

Short diagnostic assessment on Gravitation numericals and case-based questions; Stress, strain, elasticity and Hooke's law. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Gravitation numericals and case-based questions; Stress, strain, elasticity and Hooke's law and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Defines the main elastic moduli, compares their physical meaning and units, and discusses Poisson ratio in simple deformation contexts.

Covers energy stored due to deformation and solves numerical problems based on stress, strain, elastic constants, and proportionality.

Short diagnostic assessment on Young's modulus, bulk modulus, shear modulus and Poisson ratio; Elastic energy and chapter numericals. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Young's modulus, bulk modulus, shear modulus and Poisson ratio; Elastic energy and chapter numericals and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Introduces pressure in fluids, hydrostatic pressure, variation with depth, and Pascal’s law with hydraulic applications.

Connects gravity with pressure variation, derives buoyant force conceptually, and applies Archimedes’ principle in qualitative contexts.

Self-study worksheet released with structured practice based on Assignment 9 — Mechanical Properties of Fluids II — Bernoulli, surface tension, capillarity and competency-based questions. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Fluid pressure, pressure due to a column and Pascal's law; Effect of gravity on fluid pressure and buoyancy discussion. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Fluid pressure, pressure due to a column and Pascal's law; Effect of gravity on fluid pressure and buoyancy discussion and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Explains viscous drag, coefficient of viscosity, streamline assumptions behind Stokes’ law, and how terminal velocity arises.

Submission checkpoint for Assignment 9 — Mechanical Properties of Fluids II. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Differentiates streamline and turbulent flow, introduces Reynolds number qualitatively, and discusses onset of turbulence and critical velocity.

Short diagnostic assessment on Viscosity, Stokes' law and terminal velocity; Streamline/turbulent flow and critical velocity. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Viscosity, Stokes' law and terminal velocity; Streamline/turbulent flow and critical velocity and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Derives Bernoulli’s principle in simple form and applies it to atomiser, lift, venturimeter, and related daily-life phenomena.

Builds molecular interpretation of surface tension, surface energy, excess force ideas, and angle of contact for liquid-solid interfaces.

Short diagnostic assessment on Bernoulli's theorem and daily-life applications; Surface tension, surface energy and angle of contact. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Bernoulli's theorem and daily-life applications; Surface tension, surface energy and angle of contact and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Uses surface-tension ideas to explain capillary rise/depression, excess pressure in drops/bubbles, and fluid-mechanics numerical problems.

Differentiates heat and temperature, introduces thermometric ideas, and studies linear, area, and volume thermal expansion.

Self-study worksheet released with structured practice based on Assignment 10 — Thermal Properties of Matter — Calorimetry, latent heat and heat-transfer numericals. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Capillarity, excess pressure and fluid numericals; Heat, temperature and thermal expansion. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Capillarity, excess pressure and fluid numericals; Heat, temperature and thermal expansion and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

No live academic session is planned on account of Dussehra — No live lecture on this holiday; lecture shifted to 24 Oct 2026 (Saturday). The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

Submission checkpoint for Assignment 10 — Thermal Properties of Matter. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Covers heat capacity relations, calorimetry equations, heat balance method, and the special density-expansion behaviour of water.

Explains phase change at constant temperature, latent heat of fusion/vaporisation, heating curves, and related calorimetry problems.

Live doubt-solving and error-analysis session for Specific heat capacity, calorimetry and anomalous expansion of water; Change of state and latent heat and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Introduces heat transfer by conduction and convection, thermal conductivity, temperature gradient, and everyday heat-flow examples.

Covers thermal radiation, absorptivity/emissivity basics, blackbody concept, Stefan-Boltzmann law, and Wien’s displacement law.

Short diagnostic assessment on Specific heat capacity, calorimetry and anomalous expansion of water; Change of state and latent heat; Conduction and convection; Radiation, blackbody idea, Stefan's law and Wien's law. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Conduction and convection; Radiation, blackbody idea, Stefan's law and Wien's law and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Revises expansion, calorimetry, latent heat, heat transfer, and radiation through integrated numerical and case-study practice.

Introduces thermodynamic system concepts, thermal equilibrium, zeroth law, and the distinction among heat, work, and internal energy.

Self-study worksheet released with structured practice based on Assignment 11 — Thermodynamics — First law, thermodynamic processes and PV-diagram practice. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Thermal properties mixed numericals and case study; Thermal equilibrium, zeroth law, heat, work and internal energy. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

No live academic session is planned on account of Diwali / Deepavali — No Sunday doubt session on this holiday; queries are carried to the next live doubt clinic. The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

States and applies the first law with correct sign convention for heat and work in compression, expansion, and cyclic examples.

Submission checkpoint for Assignment 11 — Thermodynamics. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Compares isothermal and adiabatic changes using qualitative PV behaviour, energy transfer, and key ideal-gas interpretations.

Short diagnostic assessment on First law of thermodynamics and sign convention; Isothermal and adiabatic processes. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Thermal properties mixed numericals and case study; Thermal equilibrium, zeroth law, heat, work and internal energy; First law of thermodynamics and sign convention; plus follow-up queries and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Distinguishes reversible and irreversible processes, explains cyclic processes, and highlights physical meaning in thermodynamic paths.

Uses PV diagrams to compute work and analyse energy changes in thermodynamic processes using first-law reasoning.

Short diagnostic assessment on Reversible, irreversible and cyclic processes; PV-diagram numericals and first-law applications. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Reversible, irreversible and cyclic processes; PV-diagram numericals and first-law applications and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

No live academic session is planned on account of Guru Nanak Jayanti — No live lecture on this holiday; lecture shifted to 29 Nov 2026 (Sunday). The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

Revises ideal gas equation, Boyle/Charles laws, pressure-volume-temperature relations, and work involved in gas compression or expansion.

Self-study worksheet released with structured practice based on Assignment 12 — Kinetic Theory — Gas laws, RMS speed, equipartition and short-answer applications. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Equation of state, gas laws and work done in compression. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Builds the kinetic theory model of gases, idealising assumptions, and microscopic derivation of pressure from molecular collisions.

Explains rms speed, molecular energy sharing, degrees of freedom, equipartition principle, and the idea of mean free path.

Submission checkpoint for Assignment 12 — Kinetic Theory. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Consolidates kinetic theory with formula-based numericals, conceptual recap, and links to gas laws and thermodynamics.

Short diagnostic assessment on Kinetic theory assumptions and kinetic interpretation of pressure; RMS speed, degrees of freedom, equipartition and mean free path; Kinetic theory numericals and chapter wrap-up. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Equation of state, gas laws and work done in compression; Kinetic theory assumptions and kinetic interpretation of pressure; RMS speed, degrees of freedom, equipartition and mean free path; plus follow-up queries and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Introduces periodic motion, oscillatory terminology, angular frequency, and the basic conditions that define simple harmonic motion.

Develops SHM displacement, velocity, and acceleration equations, phase relation, and graphical interpretation across one cycle.

Short diagnostic assessment on Periodic motion, frequency, displacement-time relation and SHM intro; SHM equations, phase and graphical interpretation. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Periodic motion, frequency, displacement-time relation and SHM intro; SHM equations, phase and graphical interpretation and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Studies kinetic and potential energy variation in SHM, total energy constancy, and position-wise energy distribution.

Applies SHM ideas to a spring-mass system, restoring force law, effective parameters, and period relations.

Self-study worksheet released with structured practice based on Assignment 13 — Oscillations — SHM derivations, pendulum questions and assertion-reason items. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Energy in SHM; Oscillation of a loaded spring and restoring force. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Energy in SHM; Oscillation of a loaded spring and restoring force and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Derives time period of a simple pendulum under small-angle approximation and discusses measurement and application contexts.

Submission checkpoint for Assignment 13 — Oscillations. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Combines SHM equations, spring systems, pendulum, graphs, and energy ideas in exam-style competency and numerical practice.

Short diagnostic assessment on Simple pendulum derivation and applications; Oscillations numericals and competency practice. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Simple pendulum derivation and applications; Oscillations numericals and competency practice and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Introduces wave propagation, medium disturbance vs energy transport, and compares transverse and longitudinal wave behaviour.

Develops progressive-wave form, relation among speed, frequency and wavelength, and displacement description of a travelling wave.

Short diagnostic assessment on Wave motion, transverse and longitudinal waves; Wave speed, progressive wave and displacement relation. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Wave motion, transverse and longitudinal waves; Wave speed, progressive wave and displacement relation and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Explains linear superposition, resultant displacement, and how waves reflect at boundaries with phase considerations.

Builds standing-wave formation on strings, node-antinode pattern, allowed modes, and frequency relations.

Short diagnostic assessment on Principle of superposition and reflection of waves; Standing waves in strings. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Principle of superposition and reflection of waves; Standing waves in strings and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Studies standing waves in open and closed pipes, fundamental frequency, overtones, harmonics, and comparison with strings.

Explains beats and beat frequency, tuning applications, and solves wave-based numerical problems across the chapter.

Self-study worksheet released with structured practice based on Assignment 14 — Waves — Standing waves, organ pipes, beats and mixed wave numericals. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Organ pipes, fundamental mode and harmonics; Beats, applications and chapter numericals. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Organ pipes, fundamental mode and harmonics; Beats, applications and chapter numericals and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Consolidates waves through derivation review, mixed numericals, and competency-style interpretation of strings, pipes, and beats.

Submission checkpoint for Assignment 14 — Waves. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Rapid revision of the first mechanics block with key definitions, formulas, graph interpretations, and high-yield problem types from units through energy.

Short diagnostic assessment on Wave competency drill, derivation recap and mixed problem practice. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Wave competency drill, derivation recap and mixed problem practice; Mechanics mega revision I: Units to Work-Energy-Power and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

No live academic session is planned on account of Republic Day — No live lecture on this holiday; lecture shifted to 30 Jan 2027 (Saturday). The disrupted teaching, testing, or doubt-support slot is compensated through the rescheduled calendar.

Revises rotation and gravitation with theorem recap, standard derivations, orbital formulas, and multi-concept problem-solving strategies.

Reviews solids, fluids, elasticity, viscosity, Bernoulli applications, and competency-based reasoning from the bulk matter unit.

Live doubt-solving and error-analysis session for Mechanics mega revision II: Rotation and Gravitation; Bulk matter revision and competency drill and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Revises expansion, calorimetry, phase change, heat transfer, laws of thermodynamics, and PV-process reasoning.

Bridges gas laws, kinetic theory, molecular interpretation, and thermal numericals in a formula-focused revision session.

Self-study worksheet released with structured practice based on Assignment 15 — Full syllabus practice pack — Cumulative revision sheet with NCERT-based and competency-style questions. Students get theory prompts, derivation checks, NCERT-style numericals, and competency-based application questions.

Short diagnostic assessment on Mechanics mega revision II: Rotation and Gravitation; Bulk matter revision and competency drill; Thermal physics revision I: Thermal Properties and Thermodynamics; Thermal physics revision II: Kinetic theory and mixed numericals. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Thermal physics revision I: Thermal Properties and Thermodynamics; Thermal physics revision II: Kinetic theory and mixed numericals and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Revises SHM concepts, equations, spring and pendulum relations, and key graph-based interpretations.

Submission checkpoint for Assignment 15 — Full syllabus practice pack. Students should finish the practice set, mark unresolved doubts, and be ready for review in upcoming support sessions.

Revises travelling waves, standing waves, harmonics, organ pipes, beats, and common mixed-problem formats.

Short diagnostic assessment on Oscillations and waves revision I; Oscillations and waves revision II. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Oscillations and waves revision I; Oscillations and waves revision II and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Creates a one-stop formula map covering the entire syllabus with unit checks, result conditions, and memory anchors for quick recall.

Dissects model-paper questions, identifies recurring student errors, and explains time management plus answer-writing strategy for the CBSE pattern.

Short diagnostic assessment on Full syllabus formula marathon; Sample paper discussion, error analysis and CBSE pattern strategy. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for Full syllabus formula marathon; Sample paper discussion, error analysis and CBSE pattern strategy and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.

Targets higher-order questions, NCERT exemplar-style problems, and chapter-specific weak areas requiring final reinforcement.

Closes the course with last-minute revision priorities, exam-hall strategy, formula recall plan, and practical/viva readiness tips.

Short diagnostic assessment on NCERT exemplar / HOTS review and weak-area correction; Final revision, exam strategy and practical viva pointers. Focus areas include concept clarity, formula use, graphs or derivations where relevant, and timed numerical accuracy.

Live doubt-solving and error-analysis session for NCERT exemplar / HOTS review and weak-area correction; Final revision, exam strategy and practical viva pointers and discussion of common test errors. Includes recap of common mistakes from the latest test and guided re-solving of difficult questions.