Solved: Proper design of automobile braking systems must account, Physics

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Proper design of automobile braking systems must account

Proper design of automobile braking systems must account for heat buildup under heavy braking.

Calculate the thermal energy dissipated from brakes in a 1600kg car that descends a 20° hill. The car begins braking when its speed is 95km/h and slows to a speed of 30km/h in a distance of 0.30km measured along the road.
Express your answer using two significant figures.

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