Question

A scooter travelling at 10 m/s speed up to 20 m/s in 4 sec. Find the acceleration of scooter

Answer 1

acceleration= change in speed / time taken
= (20-10)/4
=10/4
=5/2
=2.5m/s²

Answer 2

a=dv/dt =10/4=2.5
that is scoter moving with acceleration 2.5 m/s