lesson 3 test 11 Wire rope Exam Questions and Answers

lesson 3 test 11 Wire rope Exam
Questions and Answers
How do you measure wire rope - -

- The most widely used material for wire rope is ____?
a. bronze
b. high carbon steel
c. iron
d. stainless steel - -B. high carbon steel

- What is the minimum wire rope breaking strength required to lift a
10,000LBS load with a hoist.
a. 2,000
b. 10,000
c. 10,500
d. 50,000 - -D. 50,000

- a loss of diameter, caused by corrosion, of more than ___ is considered
reason for removal of the rope from service
a. 5%
b. 10%
c. 15%
d. 20% - -b. 10%

- Grades of wire rope include traction steel, mild plow steel, plow steel,
improved plow steel, and extra improved plow steel. - -True

- right hand regular lay - -

- right, lang lay - -

- left regular lay - -

- left, lane lay - -

- the acronym IWRC refers to wire rope? - -True

- Fiber core rope has less flexibility but is stronger than WSC or IWRC. - -
False

- Wire rope strands are laid around a central core of either IWRC or ____?
a. cotton
b. fiber