SOLUTION: How much centripetal force is needed to keep a 0.2 kg ball on a 1.50 m long string moving in a circular path with a speed of 3 m/s?

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Question 1119836: How much centripetal force is needed to keep a 0.2 kg ball on a 1.50 m long string moving in a circular path with a speed of 3 m/s?
Answer by ikleyn(52894) About Me  (Show Source):
You can put this solution on YOUR website!
.
F = %28mv%5E2%29%2Fr = %280.2%2A3%5E2%29%2F1.5  Newtons.


Use your calculator.