
NC2 REVIEW SET B-1
Authored by Lucrecia Celocia
Instructional Technology
12th Grade
Used 9+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
These are sheet metal troughs with hinged or removable covers for housing and protecting electrical wires and cables and in which conductors are laid in place.
bus ways
wire ways
cable ducts
cable trays
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Most of the required electrical parameters applied to an incandescent bulb
Rated power and rated voltage
Rated resistance and rated current
Rated current and rated voltage
Rated power and rated current
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When tightening a terminal screw connection, the end of the wire should pass the screw in the same direction as the is turned so that,
The wire will act as locknut
Any pull on the wire will tighten the screw
The wire will not turn off
The screw can be removed more easily
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A part providing an appropriate degree protection of equipment against contains external influences and defined degree of protection against contacts with live parts in any direction.
cabinet
enclosure
panel board
switch gear
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Locknut, bushing and connectors are called electrical ________.
Conduit
Fitting
Expander
tightener
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it necessary to use torque wrench in tightening bolted joints of bus bars inside wire ways?
To prevent heating of the joints
To reduce the resistance in the joint
To make sure the joints are well tightened
To give both the allowance for thermal expansion
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the commonly used conduit in service entrance?
PVC
EMT
RSC/IMC
Flex conduit
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