Two tuning forks P and Q are vibrated together. The number of beats produced are represented by the straight line OA in the following graph. After loading Q with wax again these are vibrated together and the beats produced are represented by the line OB. If the frequency of P is 341Hz, the frequency of Q will be
Text Solution
Verified by ExpertsThe correct answer is:
C
or 
on waxing Q, the number of beats decreases hence 
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