With wire ropes, a __________ fault is caused by the sudden release of tension and the resulting rebound of the rope.
A) cup and cone
B) fatigue
C) strand nicking
D) birdcage

Question

Quizplus · Accepted Answer

The sudden release of tension and resulting rebound of the wire rope can cause a birdcage fault, where the strands become kinked and twisted in a way that resembles a birdcage. Cup and cone faults occur when the rope becomes flattened and develops a cup-shaped depression where it passes over a sheave or drum. Fatigue faults are caused by repeated bending and straightening of the wire, leading to cracks and breaks in the strands. Strand nicking faults occur when the wire rope is damaged by abrasion or corrosion, leading to individual strands becoming frayed or broken.

With Wire Ropes, a __________ Fault Is Caused by the Sudden