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Rudiy27
2 years ago
12

a ball on a string is swung overhead in a horizontal circle with a radius of 0.66 m. what speed (in m/s) does the ball need to m

aintain for there to be a centripetal acceleration of 23 m/s2?
Physics
1 answer:
AnnZ [28]2 years ago
8 0

Answer:

The ball is moving in a horizontal circle.

The force acting towards the center of the circle is

F = M a = M * V^2 / R    

a = V^2 / R      simplifying equation

V = (a / R)^1/2 = (23 / .66)^1/2 = 5.90 m/s

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