A car is travelling at

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A

1000\,\text{kg}

car is travelling at

20\,\text{m\,s}^{-1}

. The brakes apply a constant force of

5000\,\text{N}

opposite to the motion until the car stops. What minimum distance does the car travel after the brakes are applied? (a)

20\,\text{m}

(b)

32\,\text{m}

(c)

40\,\text{m}

(d)

80\,\text{m}

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