Question

A stone falls from rest from the top of a high tower.Ignore air resistance and take g=10 m/s^2 find its velocity after 2s

Answer 1

I HOPE IT WILL HELPS YOU.

Answer 2

v=u+at

so u=0 and t=2s and a=g=10

so v=0+10×2

so v=20 m/s

hope it helps

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