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A rope is wrapped twice around a rough pole with a coefficient of friction 'A . It is subjected to a force F1 at one end and a gradually increasing force F2 is applied at the other end till the rope just starts slip-ping. At this instant the ratio of F2 to Fi is | |
A. | 1 [Wrong Answer] |
B. | e2* [Correct Answer] |
C. | e4* [Wrong Answer] |
D. | e*72 [Wrong Answer] |