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प्रश्न
State two factors on which the natural frequency of a body depends.
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उत्तर
(i) The shape of the body, and
(ii) The size of the body.
संबंधित प्रश्न
The human ear can detect continuous sounds in the frequency range from 20 Hz to 20,000 Hz. Assuming that the speed of sound in air is 330 ms1 for all frequencies; calculate the wavelengths corresponding to the given extreme frequencies of the audible range
A wire of length 80 cm has a frequency of 256 Hz. Calculate the length of a similar wire under similar tension, which will have frequency 1024 Hz
Define wave velocity term in relation to a wave.
State two differences between the light and sound waves.
Why will an echo not be heard when the distance between the source of the sound and the reflecting surface is 10 m?
A type of electromagnetic wave has a wavelength of 50 Å. Name the wave and state one use of this type of wave.
A radio signal, sent towards the surface of the moon, is received in 2.5 seconds. If the speed of the radio waves is 3 × 108 ms−1, find the distance of the moon from the earth.
Write short notes on reflection of sound waves from plane and curved surfaces.
The direction of the incident sound, the direction of reflected sound, and the normal are in different Planes.
