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April 16, 2014

Homework Help: physics

Posted by aliza on Wednesday, February 8, 2012 at 9:13am.

A 43 N toy is placed in a light swing that is attached to ropes 1.7 m long.

(a) Find the gravitational potential energy associated with the toy relative to its lowest position when the ropes are horizontal.
J
(b) Find the gravitational potential energy associated with the toy relative to its lowest position when the ropes make a 30 angle with the vertical.
J

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