Question

A body starts from rest and moves
with an acceleration 4 m/s°. find the
distance travelled in first 3 seconds​

Answer 1

Explanation:

use v=u+at v=0+4×3 v=12m/s

then use 2as=v^2-u^2 2×4×s=12^2-0^2

8s=144 s = 18 m/s

hope it helped you