Question

An object’s final velocity is 32 m/s and has an acceleration of 2.4 m/s2 .

What is the initial velocity of an object at t = 8 s?

Answer 1

Vi = Vf - (at)
so:
Vf = 32 m/a
a = 2.4 m/s^2
t = 8 s

Vi = 32 - (2.4 • 8)
= 32 - (19.2)
= 12.8 m/s is the initial velocity