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

Question

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

Quizplus · Accepted Answer

The Answer of 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

In the Figure,a Ball Hangs by a Very Light String