A `1 kg` mass at rest is subjected to an acceleration of `5m//s^(2)` and travels `40 m`. The average power during the motion isA. `40W`B. `8W`C. `50W`D. `200 W`

A `1 kg` mass at rest is subjected to an acceleration of `5m//s^(2)` a

1.	A `1 kg` mass at rest is subjected to an acceleration of `5m//s^(2)` and travels `40 m`. The average power during the motion isA. `40W`B. `8W`C. `50W`D. `200 W`
Answer» Correct Answer - C `P_("avg") = (W)/(t) = (FS)/(t) = (m a S)/(t)` , `v = sqrt(2 as), t = (v)/(a)`

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A `1 kg` mass at rest is subjected to an acceleration of `5m//s^(2)` and travels `40 m`. The average power during the motion isA. `40W`B. `8W`C. `50W`D. `200 W`

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