paulastewart90 paulastewart90

24-09-2014
Physics

Answered

A ball is dropped from the top of a 84-m-high building. What speed does the ball have in falling 3.6s?

Answer :

25-09-2014

V2 = V1 + gt
V2 = 0 + 9.8*3.6 = 35.28 m/s

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