Deck General USCG Q#2094 (Set 66)

What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core?

Official USCG Answer & Rule Citation

Correct Answer: Option A — Fiber core rope offers greater flexibility.

Fiber cores provide greater flexibility and elasticity compared to independent wire rope cores (IWRC). While wire cores offer higher breaking strength and resistance to crushing, fiber cores are preferred in applications requiring frequent bending over sheaves, as they allow the strands to shift more easily without internal friction.

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