A siren has 16 notes and is making 960 revolutions per minute. The frequency produced by the siren is ?
Asked by | 2nd Mar, 2012, 02:44: PM
Expert Answer:
Number of holes h = 16
Revolutions per minute = 960
Revolutions per second =960/60 =16
frequency = no. of holes x revolutions per sec
= 16 x16 =256 Hz
Revolutions per minute = 960
Answered by | 4th Mar, 2012, 02:55: PM
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