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A wire rope rove through two single blocks with two parts at the moving block is used for a boat fall. The weight of the 100-person boat is 5 tons. Compute the required breaking strain. Safety Factor - 6, weight per person - 165 lbs., 10% friction per sheave (2 sheaves). |
A) 18.30 tons B.S. |
B) 20.29 tons B.S. |
C) 22.27 tons B.S. |
D) 24.31 tons B.S. |
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