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18-11-2022
Physics

contestada

A boy is trying to roll a bowling ball up a hill, as shown in the image below. If
friction is ignored, what is the minimum initial velocity that the ball must have
for it to reach the top of the hill? (Recall that g = 9.8 m/s²)
40 m
A. 28 m/s
B. 21 m/s
C. 7 m/s
OD. 14 m/s

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