# Physics Class 11 Term-II Syllabus

The syllabus consists of four units: (vii) Properties of Bulk Matter (viii) Thermodynamics (ix) Kinetic Theory of Gases (x) Oscillation and Waves.

Exam Structure

 Unit Chapter Marks VII Properties of Bulk Matter 23 Chapter 9: Mechanical Properties of Solids Chapter 10: Mechanical Properties of Fluids Chapter 11: Thermal Properties of Matter VIII Thermodynamics Chapter 12: Thermodynamics IX Kinetic Theory of Gases Chapter 13: Kinetic Theory X Oscillation and Waves 12 Chapter 14: Oscillations Chapter 15: Waves Total 35

### Unit VII: Properties of Bulk Matter

Chapter 9: Mechanical Properties of Solids

Stress-strain relationship, Hooke's law, Young's modulus, bulk modulus

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, (recapitulation only) 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 (recapitulation only), 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. First law of thermodynamics. Isothermal and adiabatic processes.

Second law of thermodynamics: reversible and irreversible processes.

### 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 - assumptions, 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, Avogadro's number.

### 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 travelling wave, displacement relation for a progressive wave. Principle of superposition of waves, reflection of waves, standing waves in strings and organ pipes, Beats.