
Quiz on Fuses and Circuit Breakers

Quiz
•
Engineering
•
Professional Development
•
Medium
Madhushree EEE
Used 2+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a fuse?
To store electrical energy
To increase current flow
To protect against overloads and short circuits
To amplify voltage
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of fuse is designed to be reusable?
HRC fuse
Semi-enclosed fuse
Rewirable fuse
Cartridge fuse
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the rated current of a fuse indicate?
The maximum voltage it can handle
The current it can carry indefinitely without fusing
The minimum current required to blow the fuse
The time it takes to blow under overload
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a circuit breaker?
To convert AC to DC
To store energy for later use
To isolate faulty parts of the power system
To increase the voltage in a circuit
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the arcing time in a circuit breaker?
Time from opening of contacts to final arc extinction
Time from fault inception to trip signal
Time taken to detect a fault
Time taken to close the contacts
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of circuit breaker uses SF6 as an insulating medium?
Oil circuit breaker
SF6 circuit breaker
Vacuum circuit breaker
Air-blast circuit breaker
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the minimum fusing current?
The maximum current rating of the fuse
The current required to reset the fuse
The current it can carry indefinitely
The current that causes the fuse to melt
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