SOLUTION: How much centripetal force is needed to keep a 0.38 kg ball on a 1.55 m string moving in a circular path with a speed of 3.0 m/s?

Question 1129218: How much centripetal force is needed to keep a 0.38 kg ball on a 1.55 m string moving in a circular path with a speed of 3.0 m/s?
Found 2 solutions by addingup, MathLover1:
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
The equation for Force is:
F = ma
where a = m/s^2
in this problem:
[0.38(3.0)^2]/1.55
(0.38*9)/1.55
you can finish it from here, the result will be the force needed as measured in Newtons
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

given: ,, and

Newtons

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