Question

Pls pls pls ans this question. It's really imp:

Answer 1

Explanation:

use newton's third law u get time which is our answer of this question

Answer 2

Answer:

PLZ SUBSCRIBE TO PGK CREATIONS

Let velocity=v

Initial position u=0

Now

Newton third law

V^2-u^2=2aS

(2)^2-u^2=2×2×199