Physics CSS Syllabus

Physics CSS Syllabus 2016 is available here. Candidates will be expected to display in depth knowledge of basic Physics concepts, Mechanics, Fluid Mechanics, Viscosity, Elasticity, fluid motion and Bernoulli’s theorem Waves and Oscillation, Heat and Thermodynamics, Electricity and Magnetism, Modern and Quantum Physics, Solid State Physics, and Nuclear Physics.

1. Mechanics

Vectors—Dots, Cross and triple products, Gradient, divergence and applications.
Newtonian laws of motion; calculus based approach to kinematics, forces and dynamics, conservation law of energy; conservation of linear and angular momentum; Dynamics of rigid body; spin and precession; gyroscope; Gravitation; planetary motion and satellites; Kepler’s laws; centripetal forces
Special theory of relativity. Mischelson—Morley experiment and Einstein’s postulates; Lorentz transformation; time dilation and length contraction; equivalence of mass and energy.

2. Fluid Mechanics

Surface tension; Viscosity; Elasticity; fluid motion and Bernoulli’s theorem.

3. Waves and Oscillation

Free oscillation with one and two degrees of freedom; forced and damped oscillations and phenomenon of resonance. Simple harmonic motion. Traveling waves and transmission of energy; Phase and Group velocity; standing waves. Basics of sound waves.
Reflection, Refraction, Interference, Diffraction and Polarization of waves; interfero-meter and Newton’s rings; Diffraction Gratings and their resolving power; spectro-meters. Electromagnetic wave equation; normal and anamolous dispersion; coherence, lasers and applications.

4. Heat and Thermodynamics

Perfect gas and Van der Waals equation; Three Laws of Thermodynamics, internal energy, temperature, entropy. Thermal properties of Simple system production and measurement of low temperatures; kinetic theory of gases; Maxwellian distribution of molecular velocities; Brownian motion; Transport phenomena. Classical Maxwell-Boltzmann Statistics and its application; Quantum Bose—Einstein and Fermi—Dirac Statistics.

PAPER—II (Marks-100)

I. Electricity and Magnetism

Electric field due to point charges, Gauss’ law Electric potential and Poisson and Laplace’s equation Dielectric medium and Polarization; Capacitance; Moving charges and resulting magnetic field; Ampere’s law; Vector potential; Magnetic properties of matter; Transient current; Faraday’s law of electromagnetic induction; Alternating current and LRO circuit. Maxwell’s equations; Poynting theorem and Poynting Vector. Maxwell’s equations in integral and differential form.

II. Modern and Quantum Physics

Operators and quantum states, observables, time dependent and independent Schrodinger equation, angular momentum, spin-1/2 particle in a magnetic field, wave mechanics, particle in a box, tunneling, one-dimensional harmonic oscillator, Heisenber’s uncertainty relationship and indeterminacy based on commutation properties of operators, Bohr theory and quantum numbers including electron spin; Pauli’s exclusion principle; Spectra of simple systems with one or two valence electrons. Photo electric effect Compton scattering; pair production; Lande’s g factor and Zeeman effect. Raman effect; Waves and particles and De Broglie’s Hypothesis.

III. Solid State Physics

Crystal lattice and structure, Bravais lattice, free electron model, Band theory and electron in a periodic potential, Fermi energy and density of states, n and p type semiconductors, physics of the transistor and MOSFET, dielectric properties, magnetic properties and origin of magnetism.

IV. Nuclear Physics

Structure of Nuclei; Radioactivity, and decay. Methods of detection, Mass Spectrometer. Phenomenon of fission; reactor and nuclear power, nuclear fusion and its application, Elementary particles and their properties.

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