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The temperature at which the velocity of...

The temperature at which the velocity of sound in air becomes double its velocity at `0^(@)C` is

A

`435^(@)C`

B

`694^(@)C`

C

`781^(@)C`

D

`819^(@)C`

Text Solution

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The correct Answer is:
D
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AAKASH INSTITUTE-WAVES-Assignment (Section-B)
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  7. Which of the followings represent the variation of frequency (f) with ...

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  8. The string of a violin has a fundamental frequency of 440 Hz. If the v...

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  9. the speed of sound in hydrogen at NTP is 1270m/s. then the speed in m/...

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  11. The equation of a standing wave in a string fixed at both its ends is ...

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  12. An isotropic point source 'S' of sound emits constant power. Two point...

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  13. A sinusoidal wave is given by y=A sin (kx-omegat). The ratio of its ma...

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  14. A stretched string is fixed at both its ends. Three possible wavelengt...

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  18. The string of a violin emits a note of 205 Hz when its tension is corr...

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  19. A whistle 'S' of frequency v revolves in a circle of radius R at a con...

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