- #1
robgazza
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Homework Statement
a ball of mass m is attached to a light string of length L and suspended vertically. A constant force, which magnitude F equals the weight of the ball, is applied horizontally to the ball. Determine the speed of the ball as t reaches the 90degree level in terms of L and g= 10 m/s^2
Homework Equations
not sure really!
http://img132.imageshack.us/img132/7374/phyiscsek4.jpg [Broken]
The Attempt at a Solution
I honestly do not have a clue where to start on this question. Can anyone give me a start?
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