Question 3488Deck General70% to pass
Given the same water depth and line tension, the catenary length of a 19 pound/foot wire rope mooring line in comparison to the catenary length of a 90 pound/foot mooring chain will be _______________.
AI Explanation
The correct answer is A) longer.
The catenary length of a wire rope mooring line will be longer than the catenary length of a mooring chain of the same water depth and line tension. This is because wire rope has a lower weight per unit length (19 lb/ft) compared to the heavier mooring chain (90 lb/ft). The lower weight of the wire rope allows it to form a longer catenary curve under the same water depth and line tension.
The other options are incorrect because: B) the catenary length can be determined based on the weight per unit length, C) the wire rope will have a longer catenary length, and D) the catenary lengths will not be identical due to the difference in weight per unit length.
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