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An athlete swings a 4.70-kg ball horizontally on the end of a rope. The ball moves...

An athlete swings a 4.70-kg ball horizontally on the end of a rope. The ball moves in a circle of radius 0.770 m at an angular speed of 0.670 rev/s.

(a)

What is the tangential speed of the ball?

m/s

(b)

What is its centripetal acceleration?

m/s2

(c)

If the maximum tension the rope can withstand before breaking is 138 N, what is the maximum tangential speed the ball can have?

m/s

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