14-07-2016
Physics

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An 85 kg object is moving at a constant speed of 15 m/s in a circular path, which has a radius of 20 meters. What centripetal force is exerted on the body?

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olemakpadu olemakpadu

16-07-2016

Mass, m = 85 kg, velocity = 15 m/s, radius = 20m.

Centripetal force = mv²/r

F = 85*15²/20 = 85*15*15/20 = 956.25 N

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