Question

A car's velocity changes from 50 m/s North to 20 m/s North in 10 seconds. Calculate acceleration. PLS ANSWER FAST

Answer 1

Answer:

If north is assumed to be the positive direction.

a = Δv/t = (vf - vi)/t = (20 - 50)/10 = - 3 m/s²

or

3 m/s² south