Toggle bolts are made of _____ .
A. steel or plastic
B. wood
C. wood or rubber
D. compressed sawdust
Answer: A
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?List three types of oil pumps.
What will be an ideal response?
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Which of the following is true of shielded metal arc welding?
A. The machine and the electrodes are expensive. B. Metal as thin as 1/16 inch to several feet thick can be welded using the same machine. C. There is a lot of equipment required, and it is difficult to move. D. The process is not suitable for cast iron, aluminum, stainless steel or nickel.
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?What is the maximum width of the weld cover pass?
A. ?3/32-in (2.4 mm) B. ?1/8-in (3 mm) C. ?1/4-in (6 mm) D. ?1/16-in (1.6 mm)
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The most common cause of premature bearing failure is ________
A) No lubrication B) Overloading C) Misalignment D) Dirt
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