1.

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

A. 341 Hz
B. 338 Hz 
C. 256 : 16 : 196 
D. None of the above
Answer» D. None of the above


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