Physics, asked by Uzair3195, 8 months ago

plz answer and explain

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Answers

Answered by jenil9816

0

Answer:

(B) 19.6m/s

Explanation:

ΔKE=−ΔU

0.5mv 2 −0.5mu 2 =mgh since u = 0.

v= 2gh = 2×9.8×19.6

v =19.6m/s

i hope it helpful

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