A) 200 Hz
B) 202 Hz
C) 196 Hz
D) 204 Hz
Correct Answer: C
Solution :
The frequency of foror 204 Hz Since, on attaching the tape on the prong of forits frequency decreases, but now the number of beats per second is 6 i.e., the frequency difference now increases. It is possible only when before attaching the tape, the frequency of foris less than the frequency of tuning for. Hence, the frequency of foris 196 Hz.You need to login to perform this action.
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