Net Work & Kinetic Energy Video Lessons

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Problem: Proper design of automobile braking systems must account for heat buildup under heavy braking.Calculate the thermal energy dissipated from brakes in a 1500 kg car that descends a 18 hill. The car begins braking when its speed is 95 km/h and slows to a speed of 40 km/h in a distance of 0.31 km measured along the road.

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

Calculate the thermal energy dissipated from brakes in a 1500 kg car that descends a 18 hill. The car begins braking when its speed is 95 km/h and slows to a speed of 40 km/h in a distance of 0.31 km measured along the road.

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