Question

a motorbikeinitially moving at 18 kilometre per hour accelerate at a rate of 5 metre per second square for 5 seconds calculate the final velocity with explanation​

Answer 1

Explanation:

18km/hr=18*1000m/3600=5m/s

now,

by 1st kinematic equation

v=u+at

v=5+5*5

v=5+25

v=30m/s