Properties of Wave Motion Multiple Choice Questions (MCQs) PDF Download - 52

Time taken to produce one complete wave is known as period 'T' of wave, 'T' is equal to

1. Frequency of the wave, f
2. Wavelength of the wave, λ
3. 1 ⁄ (Wavelength of the wave, λ)
4. 1 ⁄ (Frequency of the wave, f)

Liquids are

1. very compressible
2. very little compressible
3. incompressible
4. B and C both

Specific latent heat of vaporization is

1. the amount of heat required to raise the temperature of a 1 kg of a substance by 1 K
2. the amount of heat required to change the phase of a substance from liquid to gas without any change in temperature
3. the amount of heat required to change the phase of a 1 kg of substance from solid to liquid without any change in temperature
4. the amount of heat required to change the phase of a 1 kg of substance from liquid to gas without any change in temperature

Work done must have the same unit as

1. Force
2. Power
3. Energy
4. Efficiency

Rate of transfer of energy by radiation can be increased by

1. increasing the surface temperature
2. decreasing the surface area
3. using shiny white surfaces instead of dull and black surfaces
4. decreasing the atmospheric pressure