Transformer
Transformer: Overview
This topic deals with the concepts related to alternating current. It explains the arrangement of winding of primary and secondary coils with a transformer. It also discusses the reasons behind small energy loss.
Important Questions on Transformer
The humming noise in transformer also depends upon the _____________ of the AC supply.
The humming can reduce the mechanical strength of the transformer core.
The main cause of transformer noise is _____.
What is humming loss in transformer?What is the reason of humming sound in transformer?
We can minimise the loss of energy in transformer by using wire with large cross-sectional area in the manufacturing of the coils.
Write one of the cause of energy loss in Transformer.
Statement (A) : Flux leakage in a transformer can be minimised by winding the primary and secondary coils one over the other.
Statement (B) : Core of the transformer is made of soft iron
The source of energy loss in transformer due to iron core is due to the formation _____ (hysteresis/ eddy currents/ flux leakage)
How do you reduce iron loss in a transformer?
Which of the following is minimised by laminating the core of an electrical transformer?
Iron loss an electrical transformer occurs in
What caused the humming effect in an electrical transformer? How it can be minimised.
What is Eddy current loss in a transformer? How it can be reduced.
Where does the loss of copper take place in an electrical transformer?
The transformer core is laminated, so that-
The transformer's core is laminated to reduce:
The source of energy loss in the transformer due to the iron core is due to the formation of :
What is the main cause of transformer noise?
If the coils of a transformer are made up of thick wire, then
