Question

A car increase its speed from 20 km/h to 50km/min in 10 seconds. Find its acceleration.
I m getting 82.7 m/s ^2 .....Pls cross check my answer​

Answer 1

Yo

20km/hr=5.55m/s

50km/h=13.88m/s

acceleration=v-u/t

=13.88-5.55/10

=0.83m/s²

Hope this helps