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You are given four tuning forks, the low...

You are given four tuning forks, the lowest frequency of the forks is `300 Hz`. By striking two tuning forks at a time any of `1,2,3,5,7` & `8 Hz` beat frequencies are heard. The possible frequencies of the other three forks are -

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The correct Answer is:
301, 303 and 308 Hz
By making combination offrequency differences for the given beat frequencies ther frequencies are 301Hz, 303Hz and 308Hz
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