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MCQ
A body of mass 3 kg at rest is acted on by a force of 9 N for 2 s. What is its final velocity?
Unit-3 Dynamics-1
A 1.5 m/s
B 6 m/s
C 9 m/s
D 18 m/s
Explanation

Using F x t = m x v, v = (9 x 2)/3 = 6 m/s.

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