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NHIE Electrical Practice Test Exam Questions with Verified Solutions
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NHIE Electrical Practice Test Exam Questions with Verified Solutions
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NHIE Electrical Practice Test Exam Questions with VerifiedSolutions
The capacity of copper-clad aluminum is
A. the same as for copper wiring
B. higher than for copper wiring
C. the same as for aluminum wiring
D. lower than for aluminum wiring - ANS C. the same as for aluminum wiring.
Electric dryer receptacles in older houses:
A. work with four-wire cords and plugs
B. may share a wire with a 120-volt receptacle
C. require their own circuit
D. are rated for at least 50 amps - ANS C. require their own circuit
While inspecting the wiring of a residential metal storage shed, you observe non-metallic
sheathed wire installed through standard cut-outs in metal wall studding and clamped tight to
the studding where the wires run vertically. Your recommendation should be
A. plastic grommets and plastic stand-offs should be installed
B. the wire must be removed and replaced with box cable
C. all the wiring must be re-run in rigid conduit from the ceiling
D. all the wiring must be re-run in rigid conduit from the floor - ANS A. plastic grommets and
plastic stand-offs should be installed.
Which of the following is TRUE about the white (neutral) electric wire?
A. no electric current flows through the withe neutral wire
B. the white neutral wire should measure 110 volts to ground
C. white wires will not function for any other purposes than as a neutral
D. The white neutral wire returns current to ground. - ANS D. The white neutral wire returns
current to ground.
Aluminum branch circuit wiring was commonly used in what years?
A. 1945-1955
B. 1955-1965
C. 1965-1978
D. 1978-1985 - ANS C. 1965-1978
Upon viewing the interior of an electrical panel, the MINIMUM size copper conductor used
on a 15-amp rated circuit breaker is:
A. 8 AWG
B. 10 AWG
C. 12 AWG
D. 14 AWG - ANS 14 AWG
Reversed polarity in a receptacle means:
A. The receptacle is installed upside down
B. The hot and grounded conductors are reversed
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