 Class 11 physics syllabus consists of numerous chapters under various units.

NCERT

## Unit VII: Properties of Bulk Matter

### Chapter–9: Mechanical Properties of Solids

• Elastic behavior
• 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
• Gases
• Anomalous expansion of water
• Specific heat capacity
• Cp, Cv – calorimetry
• Change of state
• Latent heat capacity
• Heat transfer −
• Conduction
• Convection
• Thermal conductivity
• Qualitative ideas of Blackbody radiation
• Wein’s displacement Law
• Stefan’s law
• Greenhouse effect

## Unit VIII: Thermodynamics

### Chapter 12: Thermodynamics

• Thermal equilibrium and definition of temperature
• Zeroth law of thermodynamics
• Heat, work, and internal energy
• The first law of thermodynamics
• Second law of thermodynamics −
• Reversible and irreversible processes
• Heat engine and refrigerator

## Unit IX: Behaviour of Perfect Gases and Kinetic Theory of Gases

### Chapter–13: Kinetic Theory

• Equation of state of a perfect gas
• Work done in compressing a gas
• Kinetic theory of gases −
• o   Assumptions
• o   Concept of pressure
•   Kinetic interpretation of temperature −
•   RMS speed of gas molecules
•   Degrees of freedom
•   Law of equipartition of energy (statement only) and application to specific heat capacities of gases
•   Concept of mean free path

## Unit X: Oscillations and Waves

### 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 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 wave motion
• 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

CBSE Class 11 Chemistry Syllabus 2020-21