Question

Describe the motion of body which is accelerating at a constant rate of 10m/s-2.if the body starts from rest how much distance did it cover in 2seconds

Answer 1

s=ut+1/2at^2

=0×2+1/2×10m/s^2 ×2sec×2sec

=20m

Answer 2

a=10m/s-2

u=0

t=2 s

S=ut+1/2at2

=0×2+1/2×10×2×2

=0+20

=20m