Middle C on a piano has a frequency of 262 Hz.Sometimes it is said that middle C is actually 28 = 256 Hz,and tuning forks are made with this frequency.How many beats per second would be heard if such a tuning fork were sounded simultaneously with the middle C of a (well-tuned) piano?
A) 3
B) 6
C) 12
D) 4
E) 8
Correct Answer:
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