Multiple Choice
When a piano tuner strikes both the A above middle C on the piano and a 440 Hz tuning fork,he hears 4 beats each second.The frequency of the piano's A is
A) 440 Hz
B) 444 Hz
C) 880 Hz
D) 436 Hz
E) either 436 Hz or 444 Hz
Correct Answer:
Verified
Correct Answer:
Verified
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