J jessyb Guest Jul 2, 2009 #1 a certain groove in a phonograpgh record moves past the needle at 30 cm/s. if the wiggles in the groove are 0.1 mm apart, what is the frequency of the sound that is produce?
a certain groove in a phonograpgh record moves past the needle at 30 cm/s. if the wiggles in the groove are 0.1 mm apart, what is the frequency of the sound that is produce?
