Asked by Maha
A beer is dropped from a window 30 m above the ground. How fast will it be moving just before it lands? (Neglect air resistance).
Answers
Answered by
Damon
(1/2) m v^2 = m g h
so
v = sqrt (2 g h)
g = 9.81 m/s^2
h = 30 m
so
v = sqrt (2 g h)
g = 9.81 m/s^2
h = 30 m
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