Assuming no energy goes to heat

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Reference no: EM1349650

Q. How many kilocalories of heat are generated when the brakes are used to bring a 930 kg car to rest from a speed of 102 km/h?

Q. what will be the kinetic energy of a pile driver ram when it undergoes a 20 kJ decrease in potential energy? assuming no energy goes to heat.

Reference no: EM1349650

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