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? A. 42.50 N B. 765.00 N C. 63.75 N D. 956.25 N

Question

Bullet

Physics

18 April, 02:33

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? A. 42.50 N B. 765.00 N C. 63.75 N D. 956.25 N

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Milton Vang · Answer 1

As we know that centripetal force = mv^2/r

given data is

m = mass

v = speed

r = radius

putting values we get

= 85 x 15^2 / 20

= 956.25 N

option d is correct