Question

3. If a body starts from rest, what can be said about the acceleration of the
body?​

Answer 1

Answer:

If a body starts from rest, it starts moving and the change in velocity is positive. Hence, the body has a positive acceleration in the direction of motion of that body.

Explanation:

Hope it helps.

Answer 2

Answer:

Consider a body A in state of rest.

Now , when this body will start moving , its speed(velocity) will be increasing.

Hence , the acceleration of the body will be positive .

If the body will stop after sometimes, than acceleration will be negative n called retardation.