NCCER ELECTRICAL TEST 88 DETAILED
QUESTIONS AND CORRECT ANSWERS A
SCORE 2026-2027.
How should power cable and signal cable be placed in the same cable tray? - ANSWER-
place a divider between the signal cables and the power cables
Which type of conductors has the highest temperature rating? - ANSWER-THHW
What is the MINIMUM distance between raceway entries allowed in a pull box for angle
pulls? - ANSWER-9 x the largest trade size raceway
What is the multiplier for calculating a 45-degree offset when conduit is being bent? -
ANSWER-1.414
, All of the following are common service voltages in the United States Except: - ANSWER-
372/575 three-phase, four-wire
An insulator resistance tester is also known as a: - ANSWER-megohmeter
Insulation on the barrel of crimp connectors for wires sized 22-16 AWG are typically
colored: - ANSWER-red
Which of the following heat trace cables may not be cut to length during installation in the
field? - ANSWER-
Electrical gloves should be inspected before each use to determine: - ANSWER-the
maximum voltage they can stand
Which type of rigid metal conduit would be most appropriate for a corrosive environment?
- ANSWER-Aliminum
QUESTIONS AND CORRECT ANSWERS A
SCORE 2026-2027.
How should power cable and signal cable be placed in the same cable tray? - ANSWER-
place a divider between the signal cables and the power cables
Which type of conductors has the highest temperature rating? - ANSWER-THHW
What is the MINIMUM distance between raceway entries allowed in a pull box for angle
pulls? - ANSWER-9 x the largest trade size raceway
What is the multiplier for calculating a 45-degree offset when conduit is being bent? -
ANSWER-1.414
, All of the following are common service voltages in the United States Except: - ANSWER-
372/575 three-phase, four-wire
An insulator resistance tester is also known as a: - ANSWER-megohmeter
Insulation on the barrel of crimp connectors for wires sized 22-16 AWG are typically
colored: - ANSWER-red
Which of the following heat trace cables may not be cut to length during installation in the
field? - ANSWER-
Electrical gloves should be inspected before each use to determine: - ANSWER-the
maximum voltage they can stand
Which type of rigid metal conduit would be most appropriate for a corrosive environment?
- ANSWER-Aliminum
