Hey i need some help with this question please:(adsbygoogle = window.adsbygoogle || []).push({});

A car of mass 2.135 * 10^3 travels at a constant speed up a slope of 30 degrees a distance of 25.3m. If the frictional resistance is 0.100 of the weight of the car, find:

(a) the work done

(b) the energy expended

The answer is 3.18 * 10^5 J

The formulas we have been using are w=fs and f=ma also si units please.

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# Homework Help: Yr 11 physics HW

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