A) 248 Hz
B) 258 Hz
C) 272 Hz
D) 262 Hz
Correct Answer: B
Solution :
The frequency of source \[\operatorname{S}= 270 \pm 12 =282 or 258\] If S have frequency of 258 Hz then it will give 8 beats/s with source of 250 Hz. So, S have frequency 258 Hz.You need to login to perform this action.
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