The $2\mathrm{.}3-$Mg car increases its speed uniformly from rest to $20\frac{m}{s}$ in $20s$ up the inclined road.

Part A

Determine the maximum power that must be supplied by the engine, which operates with an efficiency of $lon=0\mathrm{.}8.($Figure $1)$

Express your answer with the appropriate units.

$P_{\text{m}\text{a}\text{x}}=$

Units

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Part B

Also, find the average power supplied by the engine.

Express your answer with the appropriate units.

$P_{\text{a}\text{v}\text{g}}=$

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