Multiple Choice
In the figure,a ball hangs by a very light string.What is the minimum speed of the ball at the bottom of its swing (point B) in order for it to reach point A, which is 1.0 m above the bottom of the swing? 
A) 2.2 m/s
B) 3.1 m/s
C) 4.4 m/s
D) 4.9 m/s
Correct Answer:
Verified
Correct Answer:
Verified
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