Question

plz do it fast guys.​

Answer 1

Q3. ka answer.........

Answer 2

Explanation:

Final speed at the top most point (v) = 0

Initial speed (u) = 15 m/s

a = -g = -9.8

Hence, as per the third law of motion,

v² = u² + 2.a.s

or distance s = (v²- u²)/2.a

or s = (0 - 225)/(2 x -9.8)

or s = 225/19.6 = 11.48 mtrs Answer

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