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27 February, 06:35

How much power does a 2000 kg car need to accelerate from 20 m/s to 35 m/s in 7 seconds?

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  1. 27 February, 08:18
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    firstly you get your acceleration with the formula, a=v-u/t. Then you use the formula for kinetic energy 1/2mv^2

    then you can finally get the answer for power by dividing your previous answer by the time
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