Practice Problem-solving In
Application Of Electrical Code
Requirements, Calculations Actual
Exam Questions With Reviewed
100% Correct Detailed Answers
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1. Q
Fill in the blank:
Where used outdoors, aluminum or copper-clad aluminum grounding conductors
shall not be installed or terminated within _____ of the earth.
a
18 inches
2. Q
Fill in the blank:
A wall-mounted central vacuum assembly connected to a single receptacle located
in an attached garage of a dwelling unit shall be provided with _____ protection.
a
GFCI
3q
, True or False:
When a building or structure is supplied by multiple services, a permanent plaque
must be installed at each service disconnect.
a
TRUE
4q
Fill in the blank:
Direct and alternating current differ in that alternating current _____.
a
reverses at intervals
5q
Fill in the blank:
As a general rule and under normal operating conditions, regardless of the type of
insulation, size 12 AWG copper conductors are permitted to be protected by an
overcurrent protective device with a standard rating of not more than _____.
a
20 amperes
6q
Fill in the blank:
For the purpose of service load calculations in dwelling units, each two (2) wire
small appliance branch circuit shall be calculated at _____.
a
1,500 VA
7q