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प्रश्न
Define the term Frequency (as applied to sound waves)
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उत्तर
The number of vibrations per second taken by a wave is called its frequency.
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संबंधित प्रश्न
Define frequency term in relation to a wave.
What is the condition necessary for an echo to be heard distinctly?
What are infrasonic waves?
What is meant by echo depth sounding?
State two factors on which the natural frequency of a body depends.
Waves produced on the surface of the water are formed to move with a velocity of 24 ms−1. If the wavelength of these waves equals 20 cm. find the
(i) frequency (no. of waves produced per second)
(ii) the time period (i.e. the time required to produce one wave) for these waves.
Explain reflection at the boundary of a rarer medium.
Explain Reflection at curved surfaces.
The direction of the incident sound, the direction of reflected sound, and the normal are in different Planes.
