Question

Its about constant acceleration stuff (m1)

While acceleration at 1ms^-2 for 4 sec, a particle travels a distance of 28m.
What is its initial velocity???

Answer 1

s = ut + 0.5at^2

28 = 4u + 0.5 x 1 x 16

28=4u + 8

4u=20
u=5

Answer 2

THANKS!!!
:)