Question

How much power is needed to accelerate an object with a mass of `4 kg` and a velocity of `8 m/s` at a rate of `2 m/s^2`?

Answer 1

`64W`

Explanation:

`P=FV`
`F=ma`

Hence, `P=maV`

`P=(4kg)(8ms^-1)(2ms^-2)=64W`