#1
Which of the following materials is commonly used as an insulator in electrical distribution?
1 answered
#2
What is the function of a transformer in an electrical distribution system?
1 answered
#3
What is the purpose of a fuse in an electrical circuit?
1 answered
#4
Which of the following is a characteristic of an alternating current (AC) system?
1 answered
#5
Which type of transformer is commonly used to step up or step down voltage in electrical distribution?
1 answered
#6
What is the main function of a distribution system in electrical engineering?
1 answered
#7
Which of the following is a unit of electrical power?
1 answered
#8
What is the term for the phenomenon where a sudden rush of current flows into an electrical system after a disruption?
2 answered
#9
What is the primary function of a circuit breaker?
1 answered
#10
Which of the following is a component of a distribution transformer?
1 answered
#11
Which type of electrical distribution system uses a single-phase AC supply?
2 answered
#12
What is the purpose of the core in a transformer?
1 answered
#13
In a three-phase electrical system, what is the phase difference between each phase?
2 answered
#14
What is the unit of measurement for electrical resistance?
1 answered
#15
What is the effect of adding more windings to the primary coil of a transformer?
1 answered
#16
What is the efficiency of an ideal transformer?
1 answered
#17
What is the phenomenon where a material allows the flow of electrical current with little resistance called?
1 answered