NCCER FINAL TEST (100 questions and Answers)
1. Which of the following BEST describes where the type and size of overcurrent
protection is found? ***answ *Floor plans
2. Electrical charges are measured in: ***answ *coulombs
3. When installing cables smaller than 4/0 in a cable tray, the allowable cable fill
area must NOT be less than ***answ *cross-sectional areas
4. What is the purpose of a lockout tag-out system? ***answ *to prevent
unexpected energizing of equipment or systems
5. Time delay fuses are most commonly used in circuits subject to what type of
current? ***answ *Surge
6. A drawing that shows the heights of an object, but not the depth is a(n) ***answ
*elevation drawing
7. The outer covering on liquid-tight flexible metal conduit is used for ***answ *a
moisture seal
8. A conductor with 220 mils of insulation would have insulation thickness of:
***answ *0.22"
9. All of the following ratings appear on a circuit breaker nameplate Except:
***answ *rated wattage
10. What is a dropout plate? ***answ *metal plate with a curved surface to protect
the cable as it enters
11. IEC style contact or coil are marked with the labels: ***answ *T1 & T2
12. An insulated type 600 volt crimp terminal for a 16-14 AWG is typically identified
by which color ***answ *Blue
13. Which of the following statements about a service neutral conductor is TRUE?
***answ *it may be smaller than the ungrounded conductors
14. Which electrical values CANNOT be tested using a VOM? ***answ *Watts
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, 15. What is the voltage drop for a #8 (16,510 cmil) copper wire at 120V, 250ft one
way and load of 39 amps? ***answ *10.5
16. Which type of transformer has its windings connected in series? ***answ *a delta
transformer
17. What is insulating tape? ***answ *nonconductive adhesive tape?
18. A conduit brush or conduit swap is used to do what? ***answ *remove water,
sand, debris and other light obstruction from the interior of the conduit
19. Where may nonmetallic conduit (PVC) be used? ***answ *both above and below
ground
20. Compounds made of porcelain and plastic are used as ***answ *insulators
21. Eight incandescent lightning fixtures are to be installed. Each fixture is 120 volts,
with 200-watt lamp. What is the total connected load? ***answ *13.3 amps
22. What is the main characteristic of a confined space? ***answ *limited access
and egress
23. Which of the following heat trace cables may NOT be cut to length during
installation in the field? ***answ *mineral insulated cables
24. The neutral bus is a sub panel ***answ *terminates bare and neutral wires
25. a type LB conduit body has the cover on: ***answ *the back
26. Portable cord-connected hand tools SHALL be double insulated or have ***answ
*GFCI protection
27. The type of support that would be used to eliminate the need to offset the conduit
where there is a fitting is a : ***answ *standoff support
28. What size wire is needed for a 120V circuit 215ft long one way with a load of 39
amps? ***answ *#8 (16,510 cmil)
29. What is the symbol for the secondary side of a transformer? ***answ *X
30. What type of conduit can be safely used in a corrosive environment? ***answ
*plastic coated RMC galvanized steel
31. A type "X" conduit body has how many conduit entries? ***answ *4
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1. Which of the following BEST describes where the type and size of overcurrent
protection is found? ***answ *Floor plans
2. Electrical charges are measured in: ***answ *coulombs
3. When installing cables smaller than 4/0 in a cable tray, the allowable cable fill
area must NOT be less than ***answ *cross-sectional areas
4. What is the purpose of a lockout tag-out system? ***answ *to prevent
unexpected energizing of equipment or systems
5. Time delay fuses are most commonly used in circuits subject to what type of
current? ***answ *Surge
6. A drawing that shows the heights of an object, but not the depth is a(n) ***answ
*elevation drawing
7. The outer covering on liquid-tight flexible metal conduit is used for ***answ *a
moisture seal
8. A conductor with 220 mils of insulation would have insulation thickness of:
***answ *0.22"
9. All of the following ratings appear on a circuit breaker nameplate Except:
***answ *rated wattage
10. What is a dropout plate? ***answ *metal plate with a curved surface to protect
the cable as it enters
11. IEC style contact or coil are marked with the labels: ***answ *T1 & T2
12. An insulated type 600 volt crimp terminal for a 16-14 AWG is typically identified
by which color ***answ *Blue
13. Which of the following statements about a service neutral conductor is TRUE?
***answ *it may be smaller than the ungrounded conductors
14. Which electrical values CANNOT be tested using a VOM? ***answ *Watts
For help with assignments, discussions, research papers, Ms. excel and ppt tasks contact
, 15. What is the voltage drop for a #8 (16,510 cmil) copper wire at 120V, 250ft one
way and load of 39 amps? ***answ *10.5
16. Which type of transformer has its windings connected in series? ***answ *a delta
transformer
17. What is insulating tape? ***answ *nonconductive adhesive tape?
18. A conduit brush or conduit swap is used to do what? ***answ *remove water,
sand, debris and other light obstruction from the interior of the conduit
19. Where may nonmetallic conduit (PVC) be used? ***answ *both above and below
ground
20. Compounds made of porcelain and plastic are used as ***answ *insulators
21. Eight incandescent lightning fixtures are to be installed. Each fixture is 120 volts,
with 200-watt lamp. What is the total connected load? ***answ *13.3 amps
22. What is the main characteristic of a confined space? ***answ *limited access
and egress
23. Which of the following heat trace cables may NOT be cut to length during
installation in the field? ***answ *mineral insulated cables
24. The neutral bus is a sub panel ***answ *terminates bare and neutral wires
25. a type LB conduit body has the cover on: ***answ *the back
26. Portable cord-connected hand tools SHALL be double insulated or have ***answ
*GFCI protection
27. The type of support that would be used to eliminate the need to offset the conduit
where there is a fitting is a : ***answ *standoff support
28. What size wire is needed for a 120V circuit 215ft long one way with a load of 39
amps? ***answ *#8 (16,510 cmil)
29. What is the symbol for the secondary side of a transformer? ***answ *X
30. What type of conduit can be safely used in a corrosive environment? ***answ
*plastic coated RMC galvanized steel
31. A type "X" conduit body has how many conduit entries? ***answ *4
For help with assignments, discussions, research papers, Ms. excel and ppt tasks contact
