Class 11 CBSE Physics Syllabus 2022-23 | CBSE Physics
| Units | Topics | Marks |
|---|---|---|
| I | Physical World and Measurement | 23 |
| 1 | Physical World | |
| 2 | Units and Measurements | |
| II | Kinematics | |
| 3 | Motion in a Straight Line | |
| 4 | Motion in a Plane | |
| III | Laws of Motion | |
| 5 | Laws of Motion | |
| IV | Work, Energy and Power | 17 |
| 6 | Work, Energy and Power | |
| V | Motion of System of Particles | |
| 7 | System of Particles and Rotational Motion | |
| VI | Gravitation | |
| 8 | Gravitation | |
| VII | Properties of Bulk Matter | 20 |
| 9 | Mechanical Properties of Solids | |
| 10 | Mechanical Properties of Fluids | |
| 11 | Thermal Properties of Matter | |
| VIII | Thermodynamicss | |
| 12 | Thermodynamics | |
| IX | Kinetic Theory Gases | |
| 13 | Kinetic Theory | |
| X | Oscillation and Waves | 10 |
| 14 | Oscillations | |
| 15 | Waves |
Unit I: Physical World and Measurement (10 Periods)
Chapter–1: Physical World
Physics-scope and excitement; nature of physical laws; Physics, technology
and society.
Chapter–2: Units and Measurements
Need for measurement: Units of measurement; systems of units; SI units,
fundamental and derived units. Length, mass and time measurements;
accuracy and precision of measuring instruments; errors in measurement;
significant figures.
Dimensions of physical quantities, dimensional analysis and its applications.
Unit II: Kinematics (24 Periods)
Chapter–3: Motion in a Straight Line
Frame of reference, Motion in a straight line: Position-time graph, speed and
velocity.
Elementary concepts of differentiation and integration for describing motion,
uniform and non- uniform motion, average speed and instantaneous velocity,
uniformly accelerated motion, velocity – time and position-time graphs.
Relations for uniformly accelerated motion (graphical treatment).
Chapter–4: Motion in a Plane
Scalar and vector quantities; position and displacement vectors, general
vectors and their notations; equality of vectors, multiplication of vectors by a
real number; addition and subtraction of vectors, relative velocity, Unit vector;
resolution of a vector in a plane, rectangular components, Scalar and Vector
product of vectors.
Motion in a plane, cases of uniform velocity and uniform accelerationprojectile motion, uniform circular motion.
4. Unit III: Laws of Motion (14 Periods)
Chapter–5: Laws of Motion
Intuitive concept of force, Inertia, Newton’s first law of motion; momentum
and Newton’s second law of motion; impulse; Newton’s third law of motion.
Law of conservation of linear momentum and its applications.
Equilibrium of concurrent forces, Static and kinetic friction, laws of friction,
rolling friction, lubrication.
Dynamics of uniform circular motion: Centripetal force, examples of circular
motion (vehicle on a level circular road, vehicle on a banked road).
Unit IV: Work, Energy and Power (12 Periods)
Chapter–6: Work, Energy and Power
Work done by a constant force and a variable force; kinetic energy, workenergy theorem, power.
Notion of potential energy, potential energy of a spring, conservative forces:
conservation of mechanical energy (kinetic and potential energies); nonconservative forces: motion in a vertical circle; elastic and inelastic collisions
in one and two dimensions.
Unit V: Motion of System of Particles and Rigid Body (18 Periods)
Chapter–7: System of Particles and Rotational Motion
Centre of mass of a two-particle system, momentum conservation and centre of
mass motion. Centre of mass of a rigid body; centre of mass of a uniform rod.
Moment of a force, torque, angular momentum, law of conservation of
angular momentum and its applications.
Equilibrium of rigid bodies, rigid body rotation and equations of rotational
motion, comparison of linear and rotational motions.
Moment of inertia, radius of gyration, values of moments of inertia for simple
geometrical objects (no derivation). Statement of parallel and perpendicular
axes theorems and their applications.
Unit VI: Gravitation (12 Periods)
Chapter–8: Gravitation
Kepler’s laws of planetary motion, universal law of gravitation. Acceleration
due to gravity and its variation with altitude and depth.
Gravitational potential energy and gravitational potential, escape velocity,
orbital velocity of a satellite, Geo-stationary satellites.
Unit VII: Properties of Bulk Matter (24 Periods)
Chapter–9: Mechanical Properties of Solids
Elastic behaviour, Stress-strain relationship, Hooke’s law, Young’s modulus,
bulk modulus, shear modulus of rigidity, Poisson’s ratio; elastic energy.
Chapter–10: Mechanical Properties of Fluids
Pressure due to a fluid column; Pascal’s law and its applications (hydraulic lift
and hydraulic brakes), effect of gravity on fluid pressure.
Viscosity, Stokes’ law, terminal velocity, streamline and turbulent flow, critical
velocity, Bernoulli’s theorem and its applications.
Surface energy and surface tension, angle of contact, excess of pressure
across a curved surface, application of surface tension ideas to drops, bubbles
and capillary rise.
Chapter–11: Thermal Properties of Matter
Heat, temperature, thermal expansion; thermal expansion of solids, liquids
and gases, anomalous expansion of water; specific heat capacity; Cp, Cv –
calorimetry; change of state – latent heat capacity.
Heat transfer-conduction, convection and radiation, thermal conductivity,
qualitative ideas of Blackbody radiation, Wein’s displacement Law, Stefan’s
law, Greenhouse effect.
Unit VIII: Thermodynamics (12 Periods)
Chapter–12: Thermodynamics
Thermal equilibrium and definition of temperature (zeroth law of
thermodynamics), heat, work and internal energy. First law of thermodynamics,
isothermal and adiabatic processes.
Second law of thermodynamics: reversible and irreversible processes, Heat
engine and refrigerator.
Unit IX: Behaviour of Perfect Gases and Kinetic Theory of Gases (8 Periods)
Chapter–13: Kinetic Theory
Equation of state of a perfect gas, work done in compressing a gas.
Kinetic theory of gases – assumptions, concept of pressure. Kinetic
interpretation of temperature; rms speed of gas molecules; degrees of
freedom, law of equi-partition of energy (statement only) and application to
specific heat capacities of gases; concept of mean free path, Avogadro’s
number.
Unit X: Oscillations and Waves (26 Periods)
Chapter–14: Oscillations
Periodic motion – time period, frequency, displacement as a function of time,
periodic functions.
Simple harmonic motion (S.H.M) and its equation; phase; oscillations of a
loaded spring- restoring force and force constant; energy in S.H.M. Kinetic
and potential energies; simple pendulum derivation of expression for its time
period. Free, forced and damped oscillations (qualitative ideas only),
resonance.
Chapter–15: Waves
Wave motion: Transverse and longitudinal waves, speed of travelling wave,
displacement relation for a progressive wave, principle of superposition of
waves, reflection of waves, standing waves in strings and organ pipes,
fundamental mode and harmonics, Beats, Doppler effect.
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