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A heavy mass is attached to a thin wire ...

A heavy mass is attached to a thin wire and is whirled in a vertical circle. The wire is most likely to break

A

when the mass is at the highest point

B

when the mass is at the lowest point

C

when the wire is horizontal

D

at an angle of `cos^(-1)(1//3)` from the upward vertical

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The correct Answer is:
B
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