Advertisements
Advertisements
प्रश्न
Mention two properties of a wave, one property which varies and the other which remains constant when the wave passes from one medium to another.
Advertisements
उत्तर
Here we refer to a mechanical wave, its two properties are:
(i) These waves transmit only energy and momentum through the limited motion of the particles of the medium.
(ii) While transmitting energy, the medium remains unshifted, i.e., only energy is transmitted while particles of the matter of the medium do not travel with the same.
संबंधित प्रश्न
Define frequency term in relation to a wave.
Explain how the principle of echo is used by
The bat during its flight at
Explain how is the principle of echo used by
(a) The bat during its flight at night,
(b) The dolphin to locate small fish as its prey.
What do you mean by reflection of sound? State one condition for the reflection of a sound wave. Name a device in which reflection of sound wave is used.
Define the term Frequency (as applied to sound waves)
Write the approximate value of the speed of sound in water.
Why will an echo not be heard when the distance between the source of the sound and the reflecting surface is 10 m?
Name the type of waves that are used for sound ranging. Why are radio waves not audible to us?
