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April 20, 2014

Homework Help: physics

Posted by silly on Monday, May 2, 2011 at 2:45pm.

Sound waves in iron have a speed of about 5100 m/s. If the waves have a frequency of 400 Hz, what is their wave length?

I am thinking it is 12.75
v/f 5100/400 is 12.75 m

Is this correct.
Thank you

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