Question: You swing a weight attached to a string in a vertical circle. At the top of the circle the string just barely goes slack for

You swing a weight attached to a string in a vertical circle. At the top of the circle the string just barely goes slack for an instant. At this point the centripetal acceleration of the weight is

A. Greater than

g. B. Less than

g. C. Equal to

g. D. Can’t answer without knowing the weight’s speed.

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