Question

An object is thrown from a height and hits the ground in 2 s with velocity of 25 m/s. So, the initial velocity of
the body is
(A) 98 m/s.
(B) 25 m/s.
(C) 5.4 m/s.
(D) 5 m/s.​

Answer 1

Answer:

The initial velocity is 25 m/s because as soon as the object hits the ground it's final velocity becomes zero.

So, the correct option is (B) 25 m/s.

Answer 2

b is your sure answer

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