Question

A car brakes from 20 m/s to a stop over a distance of 50m what is the acceleration of the car

Answer 1

2as = vsq- usq(sq means =square)
2×a×50= 0sq- 20sq.
100a=-400
a = -4m/sq.

final velocity will be zero because it stop after brakes . ok
hope this helps u simply if you like plz mark it as brainliest.... thank u