Kinematics Reasonings

Can a body have velocity but zero acceleration?

Yes. A body has zero acceleration when it is moving with constant velocity.

The acceleration of a body is given by, \[a=\frac{v-u}{t}\]

If velocity is constant, then $v=u$. Therefore, $a=0$.

Graphical Representation of Uniform Velocity
Velocity – Time Graph of Uniform Motion of a Body

[Read: Motion in a Straight Line]