Question

In one dimensional motion with constant acceleration, which of the following graphs is correct for $P$ (power) vs $t$ ?
(assuming particle is initially at rest)

• A.
• B.
• C.
• D.

Answer 1

The correct option is B

$V=0+at$
$P=F.V=ma.at=m{a}^2\left(t\right)$
$P\propto t$