Exam (elaborations)
MASTER ELECTRICIAN TEST QUESTIONS & ANSWERS
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MASTER ELECTRICIAN TEST QUESTIONS & ANSWERS
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MASTER ELECTRICIAN TEST QUESTIONS &ANSWERS
Given: Two separate Services are identical in voltage and amperage, except that one
service serves only motor - loads and the other serves lighting loads only.
in the event of a short circuit in these services, the available short circuit current will be:
A) The same in either service
B) Higher in the motor-load service
C) Higher in the lighting -load service
D) 25% greater in the service for the motor load - Answers- The same in either service
(general knowledge)
A device that requires a portable ladder for access, but does NOT require removal of
the structure, is defined as being?
A) Accessible
B) Unaccessible
C) Simi- accessible
D) Readily accessible - Answers- Accessible
(article 100)
Which of the following is a multi - wire branch circuit?
A) Multiple conductors made up in the form of a cable
B) Conductors used to connect the non - current - carrying metal parts of appliances
C) A circuit that direct connects the service equipment to the main circuit breaker
D) A circuit that consists of two or more ungrounded conductors and a grounded
conductor - Answers- A circuit that consists of two or more ungrounded conductors and
a grounded conductor.
(article 100)
A listed assembly of two , three, or four insulated circuit conductors within a
NONMETALLIC jacket, an extruded thermoplastic covering, or a sealed nonmetallic
, covering that can be mounted directly on the surface of walls and ceilings is the
definition for:
A) Flat conductor cable
B) Flat cable assemblies
C) Nonmetallic sheath cable
D) Concealable nonmetallic extension - Answers- Concealable nonmetallic extension
(article 382.2)
A group of devices that serve to govern in some predetermined manner the electric
power delivered to the apparatus to which it is connected is a ?
A) Device
B) Controller
C) Disconnect
D) Circuit breaker - Answers- Controller
(article 100)
For a service panel fed by parallel 3/0 AWG copper conductors, the copper
GROUNDING - ELECTRODE run from the service panel to the metallic water service
shall be at least size ____________ AWG
A) 4
B) 2
C) 1/0
D) 2/0 - Answers- 2
(table 250.66)
A dry - type TRANSFORMER may be LOCATED in a suspended ceiling space where it
is not ready ACCESSIBLE if the voltage is 600 volts or less and has a maximum rating
of ____________ kva
A) 10
B) 25
C) 50
D( 112 - Answers- 50
(article 450.13 (B) )
A SERVICE head can be located no further away from the point of attachment than
____________ inches
A) 18
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