Friday
September 19, 2014

Homework Help: physics

Posted by Graham on Friday, December 6, 2013 at 9:01pm.

A 2.41 kg ball is attached to a ceiling by a
1.86 m long string. The height of the room is
3.38 m.
The acceleration of gravity is 9.81 m/s
2
.
What is the gravitational potential energy
associated with the ball relative to
a) the ceiling?
Answer in units of J
b) the floor
c)a point at the same elevation as the car

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