Basic Electrical Engg

D.C Motor Interview Questions

Q. WHAT IS THE PRINCIPLE OF OPERATION OF A D.C MOTOR? A. The operation of a D.C Motor based on…

7 years ago

Interview Question On Power Electronics

Q. Definition of power electronics? A. Power electronics refers to control and conversion of electrical power by power semiconductor devices…

7 years ago

Interview Question On Power System Part 3

Q. What is meant by knee point voltage? A. Knee point voltage is calculated for electrical Current transformers and is…

7 years ago

Interview Question On Power System Part 2

Q. What do you mean by zone of protection? A. The protection is organized to provide a ring of security…

7 years ago

Multiple Choice Questions On Scr (Silicon Controlled Rectifier) Part 1

Hello Engineers. Q.1 If the current of an SCR increases, the forward breakdown voltage will A. Decrease B. Not be…

7 years ago

Skin Effect In Transmission Line

In case of D.C., current density is uniform over cross section of conductors. On the other hand, in a conductor…

7 years ago

Atomic Structure And Electric Charge

Several theories have been developed to explain the nature of electricity. The modern electron theory of matter, propounded by scientists…

7 years ago

Electrical Interview Questions Part 11

Query:What is the function of interposing current transformer? Resolution:The main function of an interposing current transformer is to balance the…

7 years ago

Electrical Interview Questions Part 10

Q:How do you select a cable size (Cu & Al) for a particular load? A:At first calculate the electrical current…

7 years ago

Electrical Inteview questions Part 9

Query:What is the count of hvdc transmission lines in India? Resolution:At present there are three hvdc transmission lines in india…

7 years ago