How much energy was converted into heat

Reference no: EM13564039

An 800 kg car coasts down a hill 40 m high with engineoff and driver's foot pressing on break pedal. At the top ofthe hill the car's speed is 6 m/s and at the bottom it is 20 m/s. How much energy was converted into heat on the waydown?

Reference no: EM13564039

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