26208-11

Which of the following statements regarding splices is true?

• A poorly made splice is acceptable as long as it provides a path for current flow.

• Splices should provide a high-resistance connection.

• Faulty stripping can change the dielectric strength of the conductors.

• Electrical joints are normally made with soldered connections.

When preparing to strip small conductors such as control and signal wiring, what is the best tool to use to cut the wire?

• A tool with cutting jaws that butt against each other

• A pocket knife

• A scissor-action cutting tool

• An automatic stripper

Which of the following is most likely to be used to connect an earth bond?

• End terminations

• Indent cuts

• Window cuts

• Spiral cuts

Which of the following best describes the term stripping as it applies to conductor splicing?

• Removal of the insulation from conductors

• Removal of any excess strands of wire from a splice

• Removal of the packing material from the carton

• Removal of the pulling ring from lead sheath conductors

Per NEC Section 330.24(A), for smooth sheath MC that is 3/4" (19 mm) in diameter or less, the minimum bend radius is _____

• 3 times the external diameter of the metallic sheath cable

• 12 times the external diameter of the metallic sheath cable

• 10times the external diameter of the metallic sheath cable

• 5 times the external diameter of the metallic sheath cable

When using a crimping tool, apply ____.

• a) a lower mechanical force to achieve maximum electrical performance

• b) an amount of force between optimum mechanical and electrical performance

• c) the highest force needed for the maximum mechanical strength

• d) the maximum crimping force possible

The most frequently used tongue styles are ____.

• hook shot and rectangular

• ring tongue and locking fork

• fork and flag

• slotted and flanged fork

Short circuit bracing is used to withstand the mechanical force created by ____.

• vibration during operation

• rapid temperature changes

• high fault current

• temporary overloads

The crimp indent is properly placed on the ____.

• seam of the barrel

• bottom of the barrel

• right side of the barrel

• left side of the barrel

Using a crimp die that is too large will ____.

• provide a stronger mechanical connection

• destroy the crimp barrel

• weaken the conductor

• provide poor electrical performance