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Elementary acoustics, acoustics of building echo and reverberation time
absorption of sound, Sabine's formula-- derivation, and drawbacks, cring's
equation, measurement of absorption coefficient-by single double source
method, acoustics planning of the auditorium.
Ultrasonics: magnetostriction and piezoelectric effects, production of
ultrasonics by production by magnetostriction and piezoelectric method,
properties of ultrasonic waves, cavitations effect, flaw detection ultrasonic
emulsification, depth sounding, ultrasonic soldering, ultrasonic drilling.
Electricity and Magnetism
Concept of potential gradient, equipotential surfaces Lorentz
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