A cog wheel rotating uniformly produces sound of wavelength 1.65 m. If it makes 10 revolutions/second, find the number of teeth on the wheel, given...

      

A cog wheel rotating uniformly produces sound of wavelength 1.65 m. If it makes 10 revolutions/second, find the number of teeth on the wheel, given that the velocity of sound in air is 330 m/s.

  

Answers


Jim
F=v/w
F=330/1.65
=200 Hz
No.of teeth=f/no.of revolutions
=200/10
=20

jim items answered the question on September 17, 2018 at 09:00


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