A body moves under the action of a constant force along a straight line. The instantaneous power developed by this force with time `t` is correctly represented by.

Options

A.
B.
C.
D.

Answer

B

Explanation

`a=(F)/(m)`
`v = at = (F)/(m)t`
`P=F.v=((F^(2))/(m))t`
or `P prop t`
i.e `P-t` graph is a stright line passing through origin.