
EE03S1
Quiz
•
Professional Development
•
12th Grade
•
Practice Problem
•
Hard
S B
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a Ground-Fault Circuit Interrupter (GFCI)?
To control the speed of an electric motor
To establish an electrical connection to the earth
To provide protection of personnel by de-energizing a circuit when a current to ground exceeds a certain value
To protect equipment from damaging line-to-ground fault currents
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of an Accessible wiring method?
Wiring that is enclosed within the structure or finish of the building
Wiring that can be removed or exposed without damaging the building structure
Wiring that is capable of being reached quickly for operation, renewal, or inspections
Wiring that is guarded by locked doors, elevation, or other effective means
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an Intrinsically Safe System in Hazardous Locations?
To provide protection of personnel by de-energizing a circuit when a current to ground exceeds a certain value
To control the speed of an electric motor
To establish an electrical connection to the earth
To ensure that all circuits are intrinsically safe
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a Charge Controller?
To control the speed of an electric motor
To charge a battery or other energy storage device
To establish an electrical connection to the earth
To provide protection of personnel by de-energizing a circuit when a current to ground exceeds a certain value
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of a Branch Circuit, Appliance?
A branch circuit that supplies energy to one or more outlets for lighting and appliances
A branch circuit that supplies only one utilization equipment
A branch circuit that consists of two or more ungrounded conductors
A branch circuit that supplies energy to outlets for appliances and has no permanently connected luminaires
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of an Explosionproof Equipment in Hazardous Locations?
To prevent the ignition of exterior accumulations or atmospheric suspensions of a specified dust
To withstand an explosion of a specified gas or vapor and prevent ignition of exterior accumulations
To establish an electrical connection to the earth
To provide protection of personnel by de-energizing a circuit when a current to ground exceeds a certain value
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the definition of a Feeder in an electrical system?
The highest current at rated voltage that a device is intended to interrupt
The circuit of a control apparatus that carries electric signals directing the performance of the controller
All circuit conductors between the final overcurrent device and the outlet(s)
All circuit conductors between the service equipment and the final branch-circuit overcurrent device
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