A body is initially at rest. It undergoes one-dimensional motion with constant acceleration. The power delivered to it at time t is proportional to (i) `t^(1//2)` (ii) t (iii) `t^(3//2)` (iv) `t^(2)`

Options

A. `t^((1)//(2))`
B. `t`
C. `t^((3)//(2))`
D. `t^2`

Answer

B

Explanation

`v=at`,`F=ma`
`P=Fv=ma^2t`,`Ppropt`