Question

if a body travells 30m in an interval of 2s and 50m in the next interval of 2s . Then find the acceration of the body

Answer 1

First initial velocity of body =displacement by the time taken.

U= 30/2.
U= 15 m/s



V= 50/2
V=25 m/s


Acceleration,a=v-u/ t
a= 25-15/4
a=10/4 or a=2.5m/s2