Physics, asked by vishalr15, 9 months ago

A ball is projected vertically upwards such that it attains a height of h after 5s and 9s of its motion. The
speed of projection is (g=10 ms?)
(A) 20 ms?
(B) 50 ms-1
(C) 35 ms-1
(D) 70 ms-1

Answers

Answered by jennu18

3

Answer:

(D) 70 ms-1

Explanation:

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