NCCER Electrical Test 88: Detailed Questions and Correct Answers ()

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