Question

Problem 24 (Plug-n-chug). How much power, in kilowatts, must be developed by the electric motor of a 1600-kg car moving at 26 m/s on a level road if the forces of resistance total 720 N? Round your answer to the nearest tenth of a kilowatt. (а)95.2 kW (b) 36.3 kW (c) 133.2 kW (d) 18.7 kW (e) None of these

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