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प्रश्न
Sound waves travel very fast in
विकल्प
air
metals
vacuum
liquids
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उत्तर
metals
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संबंधित प्रश्न
Fill in the blank.
The number of times a body vibrates in one second is called its ______.
Fill in the blank.
The pitch of a sound depends on its ________.
Explain the terms 'compressions' and 'rarefactions' of a wave. What type of waves consist of compressions and rarefactions.
Is pitch same as frequency?
Arrange the speed of sound in gases Vg, solids Vs and liquids VLin an ascending order.
The heart of a man beats 75 times a minute. What is its (a) frequency and (b) time period?
What is the audible range of frequency for human?
The diagram given below shows a displacement distance graph of a wave. If the velocity of wave is 160 ms-1, calculate:
- wavelength
- frequency
- amplitude.
Why is a sound wave called a longitudinal wave?
