Question

An object has an average acceleration of +5.49 m/s2 for 0.276 s . At the end of this time the object's velocity is +9.52 m/s . What was the object's initial velocity?

Answer 1

v = v0+at, so v increased by 5.49 m/s every second.
v0 + 5.49 * 0.276 = 9.52
v0 = 8.00 m/s