A common method for fastening structural steel shapes together to form a completed structure that is particularly useful in making shop connections and permanent field connections is ____.
A. riveting
B. bolting
C. welding
D. a combination of riveting and welding
Answer: C
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When used for short circuit protection of motor branch circuits, which of the following must be adjustable and used in conjunction with combination motor starters?
a. Motor short circuit protectors b. Multi-motor branch circuits c. Instantaneous trip circuit breakers d. Circuit interrupters
If fluxes become overheated or burned, they will stop working as fluxes, and become a contamination in the joint.
Answer the following statement true (T) or false (F)
The contact(s) in a potential type starting relay are normally closed.
Answer the following statement true (T) or false (F)
Technician A says that when comparing the three planetary members to standard gear sizes, the planetary ring gear can be considered the midsize gear. Technician B says that the planetary sun gear should be considered the smallest gear member. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B