UNIT - I - OPTICS : Interference - Superposition of waves -
Young's double slit experiment - Coherence - Interference in
thin films by reflection - Newton's rings - Diffraction -
Fressnel and Fraunhofer diffractions - Fraunhofer diffraction at
a Single slit - Double slit - Diffraction grating - Grating
spectrum - Resolving power of a grating - Rayleigh's criterion
for resolving power - Polarization - Types of Polarization -
Double refraction - Nicol prism. UNIT II - ULTRASONICS :
Introduction - Production of ultrasonic waves - Magnetostriction
method - Piezo electric method - Detection of ultrasonic waves -
Properties of ultrasonic waves - Use of ultrasonics for
nondestructive testing - Applications of ultrasonics. ACOUSTICS
OF BUILDINGS: Basic requirement of acoustically good hall -
Reverberation and time of reverberation - Sabine's formula for
reverberation time - Measurement of absorption coefficient of a
material - Factors affecting the architectural acoustics and
their remedy. UNIT III - MAGNETIC PROPERT