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Electromagnetic Induction
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Which of the following is unit of inductance ?
Related MCQs
Which of the following circuit elements will oppose the change in circuit current ?
A laminated iron core has reduced eddy-current losses because__________?
The magnitude of the induced e.m.f. in a conductor depends on the__________?
Which of the following is not a unit of inductance ?
Mutually inductance between two magnetically-coupled coils depends on__________?
The law that the induced e.m.f. and current always oppose the cause producing them is due to__________?
If current in a conductor increases then according to Lenz’s law self-induced voltage will__________?
Air-core coils are practically free from__________?
The property of coil by which a counter e.m.f. is induced in it when the current through the coil changes is known as__________?
The direction of induced e.m.f. can be found by__________?
An open coil has__________?
The inductance of a coil will increase under all the following conditions except__________?
As per Faraday’s laws of electromagnetic induction, an e.m.f. is induced in a conductor whenever it__________?
In an iron cored coil the iron core is removed so that the coil becomes an air cored coil. The inductance of the coil will__________?
Both the number of turns and the core length of an inductive coil are doubled. Its self-inductance will be__________?
Higher the self-inductance of a coil__________?
Which of the following circuit element stores energy in the electromagnetic field ?
Which of the following is unit of inductance ?
A. Ohm
B. Henry
C. Ampere turns
D. Webers/metre
Correct Answer:
Henry
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Last Updated:
December 16, 2018