24. [-/2 Points]

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DETAILS OBINPHYS8 2.P.020.

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A race car rounds a curve at 54 m/s. The radius of the curve is 429 m, and the car's mass is 675 kg. (Assume the car's speed

remains constant. Take the radially inward direction to be positive. Indicate the direction with the sign of your answer.)

(a) What is the car's (centripetal) acceleration?

m/s²

What is it in g's?

9

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(b) What is the centripetal force acting on the car?

N

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