Question

An object starting from rest undergoes an acceleration of 8m/s2 for 10second find the (a) speed (b) distance travelled.

Answer 1

initial velocity u=0
t=10 sec
a=8m/s^2

apply formula
v=u+at
v=80m/s

distance travelled

s=ut+1/2at^2
=0+1/2 x 8 x 10
=40m