Question : A man is 45 m behind the bus, when the bus starts accelerating from rest with acceleration 2.5 ms−2. With what minimum velocity should the man start running to catch the bus?
(A) 12ms^{-1}
(B) 14ms^{-1}
(C) 15ms^{-1}
(D) 16ms^{-1}
Answer : option (C)
Solution :
