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Question

A body is vibrating 6000 times in a minute. If the velocity of sound is 360 m/s. Find

(i) the frequency in (Hz) (ii) Wavelength of sound


A
100 Hz, 3.6 m
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B
600 Hz, 3.6 m
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C
60 Hz, 6 m
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D
6000 Hz, 0.06 m
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Solution

The correct option is A 100 Hz, 3.6 m

Frequency = number of cyclestime in seconds=600060=100 Hz

Wave length = velocityfrequency=360100=3.6


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