On a level road scooter applied brakes to slow down from a speed of 10 metre per second to 5 metre per second if the mass of the scooter scooter be 150 kg calculate the work done by the brakes (nikale air resistance and friction)
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Answer:
W= -5625J
Explanation:
Work done by brakes = -(change on kinetic)
= - {1/2×150(10²-5²)}
= -5625Joule
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