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September 23, 2014

Homework Help: physics

Posted by srikar on Friday, May 18, 2012 at 4:45am.

1.)A radio station transmits waves of length 400m.if the speed of the waves is 3*10power8m/sec,find the frequency of the radio station.

2.)Audible range of frequencies is between 20Hz and 20KHz.Find the range of the wavelengths corresponding to these frequencies.given,velocity of sound=300m/sec

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