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Part A A 0.80-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 2.0 m on a frictionless

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Part A A 0.80-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 2.0 m on a frictionless horizontal surface. If the cord will break when the tension in it exceeds 55 N , what is the maximum speed the ball can have? Express your answer to two significant figures and include the appropriate units. HA ? v = Value Units Submit Request Answer Provide Feedback

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