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April 25, 2014

Homework Help: physics

Posted by johnny on Thursday, December 11, 2008 at 8:08pm.

In an electric shaver, the blade moves back and forth over a distance of 2.0 mm. The motion is simple harmonic, with frequency 118 Hz.
(a) Find the amplitude.
mm

(b) Find the maximum blade speed.
m/s

(c) Find the magnitude of the maximum blade acceleration.
m/s2

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