NCERT CLASS XI Physics Materials Part-2

MECHANICAL PROPERTIES OF SOLIDS 

• Elastic behaviour of solids
• Stress and strain
• Hooke’s law 
• Stress-strain curve 
• Elastic moduli 
• Applications of elastic behaviour of materials 

MECHANICAL PROPERTIES OF FLUIDS 

• Pressure
• Streamline flow 
• Bernoulli’s principle 
• Viscosity 
• Surface tension 

THERMAL PROPERTIES OF MATTER 

• Temperature and heat
• Measurement of temperature
• Ideal-gas equation and absolute temperature
• Thermal expansion
• Specific heat capacity
• Calorimetry
• Change of state
• Heat transfer
• Newton’s law of cooling 

THERMODYNAMICS 

• Thermal equilibrium
• Zeroth law of thermodynamics
• Heat, internal energy and work
• First law of thermodynamics
• Specific heat capacity
• Thermodynamic state variables and equation of state
• Thermodynamic processes 
• Heat engines
• Refrigerators and heat pumps
• Second law of thermodynamics
• Reversible and irreversible processes
• Carnot engine

KINETIC THEORY 

• Molecular nature of matter
• Behaviour of gases 
• Kinetic theory of an ideal gas
• Law of equipartition of energy
• Specific heat capacity
• Mean free path

OSCILLATIONS

• Periodic and oscilatory motions
• Simple harmonic motion
• Simple harmonic motion and uniform circular motion
• Velocity and acceleration in simple harmonic motion
• Force law for simple harmonic motion
• Energy in simple harmonic motion
• Some systems executing Simple Harmonic Motion
• Damped simple harmonic motion
• Forced oscillations and resonance

WAVES

• Transverse and longitudinal waves
• Displacement relation in a progressive wave 
• The speed of a travelling wave
• The principle of superposition of waves
• Reflection of waves
• Beats
• Doppler effect