Question

A car starting from rest acquires a velocity of 180 m/s in 0.05 h. Find its acceleration.

Answer 1

u $=$0 m/s (body starts from rest)

v $=$ 180 m/s

t $=0.05h=$180s

Using first equation of motion,

$v=u+at$

a = $\frac{v-u}{t}$

= $\frac{180-0}{180}$

$=1\frac{m}{s^2}$