Question

Acceleration of a particle is defined as $a=\left(75 V ^{2}-30 V +\right. 3) \,m / s ^{2}$, where $V$ is the velocity. Find the constant speed (in $m / s )$ achieved by the particle.

Answer 1

$a=0$
$\Rightarrow 3(5 V-1)^{2}=0$
$V=\frac{1}{5} m / s$