Hard
A body starts with an initial velocity of 2 m/s and accelerates uniformly at 5 m/s² for 2 s. Find its final velocity.
Explanation
Explanation
Using v = u + at: v = 2 + (5)(2) = 2 + 10 = 12 m/s.
PRO TIP
Re-check your working by substituting the answer back into the original question.