Question

A particle starts from rest and with an acceleration 2ms¯² displacement of particle at time=4sec is?

Answer 1

here acceleration =2m/s^2

time = 4sec

displacement =ut+1/2at^2

=0+1/2*2*(4)^2

=16m

Answer 2

a=2m/s sq
t=4s
u=0
s=1/2at^2+it
=1/2×2×4^2+0×4
s=16m