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27 September, 18:46

A vehicle is only 18% efficient. How was the other 82% of the energy lost?

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  1. 27 September, 21:06
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    Answer: 82% of energy lost due to heat and friction.

    Explanation:

    The efficiency of a machine with mechanical advantage can never be equal to 100% due to friction.

    So if a vehicle is only 18% efficient, the remaining 82% is lost due to friction and thermal energy.
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