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The drag force that resists the motion of a car travelling at 80 km h-1is 300 N.
(a)What power is required to keep the car t

By Isabella

The drag force that resists the motion of a car travelling at 80 km h-1is 300 N.
(a)What power is required to keep the car travelling at that speed?
(b) If the efficiency of the engine is 60%, what is the power of the engine?

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Isabella

14
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the cost of

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