Class 11 NCERT Physics Chapter Names
Chapter 1: Units and Measurements
Chapter 2: Motion in a Straight Line
Chapter 3: Motion in a Plane
Chapter 4: Laws of Motion
Chapter 5: Work, Energy and Power
Chapter 6: System of Particles and Rotational Motion
Chapter 7: Gravitation
Chapter 8: Mechanical Properties of Solids
Chapter 9: Mechanical Properties of Fluids
Chapter 10: Thermal Properties of Matter
Chapter 11: Thermodynamics
Chapter 12: Kinetic Theory
Chapter 13: Oscillations
Chapter 14: Waves
Topics Covered – Class 11 Physics Chapter 1: Units and Measurements
- Need for measurement in physics
- Units of measurement – fundamental and derived units
- Systems of units (CGS, FPS, SI)
- SI units: base units and supplementary units
- Dimensions of physical quantities
- Dimensional analysis and its applications
- Measurement of length, mass, and time
- Accuracy, precision, and errors in measurement
- Significant figures and rules for their use
- Error analysis and combination of errors
Topics Covered – Class 11 Physics Chapter 2: Motion in a Straight Line
- Introduction to motion and reference frame
- Position, path length, and displacement
- Average speed and average velocity
- Instantaneous speed and instantaneous velocity
- Acceleration (uniform and non-uniform)
- Graphical representation of motion (x–t, v–t, and a–t graphs)
- Equations of motion for uniform acceleration
- Motion of objects under gravity
- Relative velocity in one dimension
Topics Covered – Class 11 Physics Chapter 3: Motion in a Plane
- Scalars and vectors
- Position and displacement vectors
- Equality of vectors
- Multiplication of vectors by real numbers
- Addition and subtraction of vectors – graphical method, triangle law, and parallelogram law
- Resolution of a vector into components
- Scalar (dot) product of vectors
- Vector (cross) product of vectors
- Motion in a plane with constant acceleration
- Projectile motion
- Uniform circular motion
Topics Covered – Class 11 Physics Chapter 4: Laws of Motion
- Concept of force and inertia
- Newton’s first law of motion
- Newton’s second law of motion
- Newton’s third law of motion
- Law of conservation of momentum
- Equilibrium of a particle
- Common forces in mechanics: weight, normal force, tension, friction
- Rolling friction and static friction
- Circular motion dynamics
- Motion of a car on a level road and on a banked road
Topics Covered – Class 11 Physics Chapter 5: Work, Energy and Power
- Work done by a constant force and by a variable force
- Kinetic energy and work–energy theorem
- Potential energy
- Conservative and non-conservative forces
- Conservation of mechanical energy
- Power and instantaneous power
- Collision – elastic and inelastic collisions in one dimension
Topics Covered – Class 11 Physics Chapter 6: System of Particles and Rotational Motion
- Centre of mass of a two-particle system
- Centre of mass of a rigid body
- Motion of centre of mass
- Linear momentum of a system of particles
- Vector product of two vectors
- Angular velocity and angular acceleration
- Torque and angular momentum
- Equilibrium of a rigid body
- Moment of inertia and its theorems (perpendicular and parallel axes)
- Moment of inertia for simple geometrical objects
- Dynamics of rotational motion about a fixed axis
- Rolling motion – pure rolling and rolling with slipping
Topics Covered – Class 11 Physics Chapter 7: Gravitation
- Kepler’s laws of planetary motion
- Universal law of gravitation
- Acceleration due to gravity and its variation with height and depth
- Gravitational potential energy
- Gravitational potential
- Escape speed
- Orbital velocity of a satellite
- Motion of satellites
- Energy of an orbiting satellite
- Geostationary and polar satellites
Topics Covered – Class 11 Physics Chapter 8: Mechanical Properties of Solids
- Elasticity and plasticity
- Stress and strain
- Hooke’s law and modulus of elasticity
- Types of modulus: Young’s modulus, shear modulus, bulk modulus
- Stress–strain curve
- Poisson’s ratio
- Elastic potential energy in a stretched wire
- Applications of elasticity
Topics Covered – Class 11 Physics Chapter 9: Mechanical Properties of Fluids
- Pressure in a fluid
- Pascal’s law and its applications
- Effect of gravity on fluid pressure
- Viscosity and coefficient of viscosity
- Stokes’ law and terminal velocity
- Streamline and turbulent flow
- Reynolds number
- Bernoulli’s theorem and its applications
- Surface tension and its applications
- Angle of contact and capillarity
- Drops, bubbles, and jets
Topics Covered – Class 11 Physics Chapter 10: Thermal Properties of Matter
- Temperature and heat
- Measurement of temperature (thermometers and scales)
- Thermal expansion of solids, liquids, and gases
- Specific heat capacity
- Calorimetry and change of state
- Latent heat
- Heat transfer – conduction, convection, and radiation
- Newton’s law of cooling
- Blackbody radiation and Stefan–Boltzmann law
Topics Covered – Class 11 Physics Chapter 11: Thermodynamics
- Thermal equilibrium and zeroth law of thermodynamics
- Heat, work, and internal energy
- First law of thermodynamics and its applications
- Specific heat capacity
- Thermodynamic state variables and equation of state
- Isothermal and adiabatic processes
- Second law of thermodynamics
- Reversible and irreversible processes
- Carnot engine and its efficiency
Topics Covered – Class 11 Physics Chapter 12: Kinetic Theory
- Molecular nature of matter
- Behaviour of gases and gas laws
- Ideal gas equation
- Kinetic theory of an ideal gas – assumptions and derivation
- Concept of pressure of a gas
- Kinetic interpretation of temperature
- Degrees of freedom
- Law of equipartition of energy and applications
- Mean free path
- Avogadro’s number
Topics Covered – Class 11 Physics Chapter 13: Oscillations
- Periodic and oscillatory motion
- Simple harmonic motion (SHM) and its characteristics
- Equation of SHM and its solution
- Phase and phase difference
- Velocity and acceleration in SHM
- Energy in SHM – potential and kinetic energy
- Simple pendulum
- Damped oscillations
- Forced oscillations and resonance
Topics Covered – Class 11 Physics Chapter 14: Waves
- Wave motion and its characteristics
- Transverse and longitudinal waves
- Displacement relation in a progressive wave
- Speed of a travelling wave
- Principle of superposition of waves
- Reflection of waves
- Standing waves in strings and organ pipes
- Fundamental mode and harmonics
- Beats
- Doppler effect in sound