# NIT-RAIPUR

## Syllabus for APPLIED PHYSICS

**Unit -1**

**Theory of Relativity:**

Frame of reference, Galilean principle of relativity, Michelson-

Morley experiment, Postulates of special theory of relativity,

Lorentz transformations, Length contraction, time dilation,

Relativistic addition of velocities, Variation of mass with

velocity, Mass energy equivalence, energy-momentum

relationship.

Unit-2

(i)Acoustics:

Ultrasonic waves: Production and engineering applications,

basis requirements for an acoustically good hall, determination

of wavelength, reverberation time, Sabine’s formula.

(ii) Wave Optics:

Interference by division of amplitude: Newton’s rings

experiment, interference by division of wavefront: Fresnel’s

biprism experiment, Diffraction at single slit, diffraction grating,

Resolving Power of grating

Unit-3

(i) X-ray:

Origin of continuous and characteristic X-ray, Duanne-Huntt

limit for minimum wavelength, Moseley’s law, Bragg’s law for

X-ray diffraction

(ii) Super Conductivity:

Superconductors, Meissner effect, Type-I and Type-II, Super

conductors, BCS theory, application of superconductors

Uint-4

Quantum Physics:-

Inadequacy of classical mechanics-Qualitative study of black

body radiation and photoelectric effect, Compton effect, De-

Broglie’s hypothesis, Davison – Germer experiment,

Uncertainty principle and its applications, Wave function and

wave packet, phase and group velocities, Probabilities and

normalization, Schrödinger equation: Time dependent and time

independent, Application of Schrödinger equation: particle

in a box

Unit -5

(i) Dielectric materials :

Dielectric constant, Dielectric polarization and its types,

polar and non polar dielectric materials, E, P and D vectors,

Concept of internal fields, Clausius- Mossoti equation.

(ii) Magnetic materials :

Dia, para, ferro and ferrite magnetic materials, hard and soft

magnetic materials, hystersis loop, antiferromagnetism.