A) 500 Hz
B) 506 Hz
C) 512 Hz
D) 494 Hz
Correct Answer: C
Solution :
[c] |
Case 1: When source is moving towards stationary listener apparent frequency |
Case 2: When source is moving away from the stationary listener |
In case 1 number of beats heard is 6 and in case 2 number of beats heard is 18 therefore frequency of the source at B = 512 Hz |
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