Question : A body is moving with uniform acceleration covers 200 m in the first 2 s and 220 m in the next 4 s. find the velocity in ms−1 after 7 s.
(A) 10
(B) 15
(C) 20
(D) 30
Answer : option (A)
Solution :
A body is moving with uniform acceleration covers 200 m in the first 2 s and 220 m in the next 4 s. find the velocity in ms−1 after 7 s.
with
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