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PHYSICS

Physics
Compressions and Rarefactions are characteristic of

Longitudinal waves
Transverse waves
Both A & B
Neither of A & B

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Physics
Least audible sound for most of the human ear is :

10.0 µ bar
5.0 µ bar
0.0002 µ bar
0.005 µ bar

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Physics
Hertz is a unit for measuring

Clarity of waves
Frequency of waves
Wavelength
Intensity of waves

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Physics
Hertz is the SI unit of

Weight
Frequency
Power
Pressure

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Physics
The velocity of the sound is highest in

Vacuum
Metal
Air
Water

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