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May 25, 2015

Homework Help: physics

Posted by mounir on Saturday, December 18, 2010 at 5:07am.

Two sinusoidal waves of the same frequency travel in the same direction along a string. If ym1 = 4.2 cm, ym2 = 5.9 cm, 1 = 0, and 2 = /5 rad, what is the amplitude (in cm) of the resultant wave?

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