(True or False) Power benders are used for bending only small sizes of conduit?
False
100
What is the definition of an offset bend?
two equal bends in opposite directions
100
(True or False)The recognized wiring methods of the NEC® do not allow use of type UF cable for interior wiring in wet, dry, or corrosive locations.
False
100
(True or False) Lockout and tagout devices must be standardized within an activity by color, shape and size.
True
100
(True or False) Using either a soldering iron, soldering gun, or propane torch the solder should be applied to the same side of the splice as the heat.
False
200
What is the term for removing sharp edges or burrs on the inside of conduit after it has been cut?
Reaming
200
Most field bends are done with manual benders. What are the two types of manual benders
One-shot and Hickey benders
200
What chapter of the NEC® contains tables and examples?
Nine
200
What should be your first action if a fire occurs on your job site?
Give an alarm
200
Obtain permission from what individual prior to installation or maintenance of energized circuits?
Commanding Officer.
300
(True or False) Rigid metal conduit must be supported within 6 feet of a box
False
300
What is the maximum number of right angle bends in conduit between outlets or fittings?
4
300
The NEC® requires all but, which one of the following locations within a home to have ground fault circuit interrupter (GFCI) circuit breakers installed?
Bedrooms with no 15 or 20 ampere receptacles
300
(True or False) Always use a ground-fault circuit-interrupter (GFCI) with portable electric tools.
True
300
The total load on any overcurrent device located in a panelboard will not exceed what percent of its rating?
80 percent
400
What is the most common method of straddling an object with conduit?
three-bend saddle
400
True or False) Some mechanical benders have an electrical power pump that is used to apply pressure on the ram.
True
400
Grounding conductor, as defined by the NEC®
Is a conductor used in connecting equipment in the circuit of a wiring system to a grounding electrode or electrodes.
400
What is class C fires?
Class C fires occur in electrical equipment and facilities. The extinguishing agent for this type of fire must be a nonconductor of electricity and provide a smothering effect. CO² and dry chemical extinguishers may be used, but not water. (Symbol: blue circle.)
400
Most construction blueprints and specifications will not show what information needed for installation of a circuit?
Direction of the conduit run
500
When installing rigid nonmetallic conduit, factory elbows are available in what degree bends?
30, 45, and 90 Degree
500
When making a 90 degree bend, by what term is the distance from the end of the conduit to the back of the 90 known to electricians?
Stub-up
500
Chapter 8 of the NEC® covers what specific wiring subject?
Communications Systems.
500
OSHA has established specific color codes to designate certain cautions and
dangers. What color is a caution for marking physical hazards?
Yellow
500
What are the maximum pounds per square foot that heavy duty scaffolding should handle?