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April 19, 2014

Homework Help: AP Physics B

Posted by Charlie on Wednesday, December 16, 2009 at 4:57pm.

The position of a 20 g oscillating mass is given by x(t) = (2.0 cm) cos(2t), where t is in seconds. Determine the following.

The Amplitude (cm.)
The Period (s.)
The Spring Constant (N/m)
The maximum speed (cm/s)
The total energy (J)
The velocity at t=0.40 s. (cm/s)

I need your help, please help me guys. Thanks!

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