A body accelerates uniformly from rest at 2ms-2. Calculate the magnitude of its velocity after...

A body accelerates uniformly from rest at 2ms^-2. Calculate the magnitude of its velocity after travelling 9m

The correct answer is: B

v = \(\sqrt{U^2} + 2as = \sqrt{0^2} + 2 \times 2 \times 9 = 6\)m/s