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Question

On vibrating a tuning fork of frequency 256 Hz with another fork A, six beats per second are heard. On loading A, again six beats per second are heard. The frequency of A will be

A
244 Hz
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B
250 Hz
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C
262 Hz
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D
268 Hz
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Solution

The correct option is C 262 Hz
|ν2ν1|=number of beats per second

The probable frequency of A are 250 Hz or 262 Hz.

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