Question

An object moving at a speed of 5 m/s is required to be brought to rest in 2 s. Find the (i) work to be done in the process and (ii) power required​

Answer 1

Explanation:

see the attachment Your answer

Answer 2

$\huge\bf\underbrace{\pink{A}\orange{n}\blue{s}\red{w}\green{e}\purple{r}}$

$\red{Force \: Exerted \: On \: The \: Object }$

$F = \frac{MV - MU}{t} = \frac{800 - 500}{6} \\ \\ = \frac{300}{6} = 50m$