CSS Physics Complete Guide With Free Preparation Material

CSS Physics Syllabus Overview

PAPER—I (Marks: 100)

1. Mechanics

• Vectors: Dot, cross, and triple products; gradient, divergence, curl, and applications.
• Newtonian laws of motion: calculus-based kinematics, forces, energy conservation.
• Conservation of linear and angular momentum.
• Rigid body dynamics, spin, precession, gyroscope.
• Gravitation, planetary motion, satellites, Kepler’s laws, centripetal forces.
• Special relativity: Michelson-Morley experiment, Einstein’s postulates.
• Lorentz transformation, time dilation, length contraction, mass-energy equivalence.

2. Fluid Mechanics

• Surface tension, viscosity, elasticity.
• Fluid motion and Bernoulli’s theorem.

3. Waves and Oscillations, Optics

• Free, forced, and damped oscillations; resonance.
• Simple harmonic motion; waves; energy transmission.
• Phase and group velocity; standing waves; sound waves.
• Reflection, refraction, interference, diffraction, polarization.
• Interferometers, Newton’s rings, diffraction gratings, resolving power, spectrometers.
• Electromagnetic wave equation; dispersion; coherence; lasers and applications.

4. Heat and Thermodynamics

• Perfect gas, real gas, Van der Waals equation.
• Three laws of thermodynamics, internal energy, temperature, entropy.
• Thermal properties; kinetic theory; Maxwellian velocity distribution.
• Brownian motion; transport phenomena.
• Maxwell-Boltzmann, Bose-Einstein, and Fermi-Dirac statistics.

PAPER—II (Marks: 100)

1. Electricity and Magnetism

• Electric fields, Gauss’ law, potential, Poisson and Laplace equations.
• Dielectric medium, polarization, capacitance.
• Magnetic fields due to moving charges, Ampere’s law, magnetic materials.
• Faraday’s law, AC circuits, RLC circuits.
• Poynting theorem, Poynting vector, Maxwell’s equations.

2. Modern and Quantum Physics

• Wave-particle duality, De Broglie hypothesis.
• Quantum operators, states, observables.
• Schrödinger equation (time-dependent and independent).
• Angular momentum, spin-½ particle in a magnetic field.
• Wave mechanics: particle in a box, tunneling, harmonic oscillator.
• Uncertainty principle, commutation relations.
• Bohr theory, quantum numbers, Pauli principle.
• Spectra of simple atoms, photoelectric effect, Compton scattering, pair production.
• Landé g-factor, Zeeman effect, Raman effect.

3. Solid State Physics

• Crystal and Bravais lattices; free electron model.
• Band theory, periodic potentials, Fermi energy, density of states.
• n-type and p-type semiconductors, transistors, MOSFETs.
• Dielectric and magnetic properties, origin of magnetism.

4. Nuclear Physics

• Nuclear structure, radioactivity (α, β, γ decay).
• Radiation detection methods, mass spectrometer, accelerators.
• Fission, nuclear reactors, fusion and its applications.
• Elementary particles and their properties.