CBSE CLASS 11 PHYSICS

🧠 Unit I: Physical World and Measurement

📏 Chapter 2: Units and Measurements

• Need for measurement

• Units of measurement; systems of units; SI units

• Fundamental and derived units

• Significant figures

• Dimensions of physical quantities

• Dimensional analysis and its applications

🏃 Unit II: Kinematics

🚶 Chapter 3: Motion in a Straight Line

• Frame of reference

• Motion in a straight line

• Elementary concepts of differentiation and integration

• Uniform and non-uniform motion, instantaneous velocity

• Uniformly accelerated motion

• Velocity-time and position-time graphs

• Graphical derivation of motion equations

🧭 Chapter 4: Motion in a Plane

• Scalar and vector quantities

• Position and displacement vectors

• Vector operations: addition, subtraction, scalar multiplication

• Relative velocity

• Unit vector, resolution of vectors, rectangular components

• Scalar and vector products

• Motion in a plane: uniform velocity and uniform acceleration

• Projectile motion

• Uniform circular motion

⚖️ Unit III: Laws of Motion

💪 Chapter 5: Laws of Motion

• Intuitive concept of force, Inertia

• Newton’s laws of motion

• Momentum and impulse

• Law of conservation of linear momentum and applications

• Equilibrium of concurrent forces

• Static and kinetic friction, laws of friction, rolling friction, lubrication

• Dynamics of circular motion: centripetal force

• Applications: vehicles on level/banked roads

⚡ Unit IV: Work, Energy and Power

🔋 Chapter 6: Work, Energy and Power

• Work done by constant and variable forces

• Kinetic energy, work-energy theorem

• Power

• Potential energy: spring system

• Conservative and non-conservative forces

• Motion in a vertical circle

• Elastic and inelastic collisions (1D & 2D)

🧩 Unit V: Motion of System of Particles and Rigid Body

🌀 Chapter 7: System of Particles and Rotational Motion

• Centre of mass: two-particle and rigid body systems

• Conservation of momentum and CM motion

• Torque and moment of force

• Angular momentum and its conservation

• Equilibrium of rigid bodies

• Rotational motion and equations

• Linear vs. rotational motion

• Moment of inertia, radius of gyration

• Standard moments of inertia (no derivations)

🌍 Unit VI: Gravitation

🪐 Chapter 8: Gravitation

• Kepler’s laws

• Universal law of gravitation

• Acceleration due to gravity: variation with altitude/depth

• Gravitational potential energy and potential

• Escape and orbital velocities

💧 Unit VII: Properties of Bulk Matter

🪵 Chapter 9: Mechanical Properties of Solids

• Elasticity, Stress-strain relation

• Hooke’s law

• Young’s, bulk, and shear moduli (qualitative)

• Poisson’s ratio

• Elastic potential energy

🌊 Chapter 10: Mechanical Properties of Fluids

• Pressure in fluids, Pascal’s law

• Applications: hydraulic lift and brakes

• Gravity and fluid pressure

• Viscosity, Stokes’ law, terminal velocity

• Streamline vs. turbulent flow

• Bernoulli’s theorem and applications

• Surface tension concepts: drops, bubbles, capillarity

🔥 Chapter 11: Thermal Properties of Matter

• Heat, temperature

• Expansion of solids, liquids, gases

• Anomalous expansion of water

• Specific heat, Cp, Cv, calorimetry

• Change of state and latent heat

• Heat transfer: conduction, convection, radiation

• Blackbody radiation, Wien’s law, Stefan’s law

🌡️ Unit VIII: Thermodynamics 

♻️ Chapter 12: Thermodynamics

• Thermal equilibrium, temperature (zeroth law)

• Heat, work, internal energy

• First law of thermodynamics

• Second law: cyclic, reversible/irreversible, isothermal, adiabatic processes

🧪 Unit IX: Behaviour of Perfect Gases and Kinetic Theory 

🎈 Chapter 13: Kinetic Theory

• Equation of state of perfect gases

• Work during compression

• Assumptions of kinetic theory

• Concept of pressure and temperature

• RMS speed, degrees of freedom

• Law of equipartition of energy (statement only)

• Specific heats of gases

• Mean free path, Avogadro’s number

🎵 Unit X: Oscillations and Waves

⏳ Chapter 14: Oscillations

• Periodic motion: period, frequency, displacement

• SHM and its equation

• Phase, spring oscillations, restoring force

• Energy in SHM: kinetic and potential

• Simple pendulum: time period derivation

🌊 Chapter 15: Waves

• Wave motion: transverse and longitudinal

• Speed and displacement in progressive waves

• Superposition principle

• Reflection, standing waves in strings and pipes

• Fundamental mode, harmonics

• Beats