Asked by Jen
A certain freely falling object requires 1.50 seconds to travel the las 30.0 meters before it hits th ground. From what height above the ground did it fall?
Answers
Answered by
Henry
V = 30m/1.5s = 20 m/s = Final velocity.
h = (V^2-Vo^2)/2g.
h = (400-0)/19.6 = 20.41 m.
h = (V^2-Vo^2)/2g.
h = (400-0)/19.6 = 20.41 m.
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