In the Figure,a 4

question 10

Multiple Choice

In the figure,a 4.0-kg ball is on the end of a 1.6-m rope that is fixed at 0.The ball is held at point A,with the rope horizontal,and is given an initial downward velocity.The ball moves through three quarters of a circle with no friction and arrives at B,with the rope barely under tension.The initial velocity of the ball,at point A,is closest to

• A)4.0 m/s
• B)5.6 m/s
• C)6.3 m/s
• D)6.9 m/s
• E)7.9 m/s

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