1. what is the principle of electrical transformer?
Ans.Transformer works on the principle of mutual induction of two coils or Faraday Law’s Of Electromagnetic induction.
2.How can eddy current loss be minimised ?
Ans.By laminating the core.
3 .What is the emf equation of transformer?
Ans.Emf equation of transformer E = 4.44*f*N*φmaxvolts
Ans.Transformer works on the principle of mutual induction of two coils or Faraday Law’s Of Electromagnetic induction.
2.How can eddy current loss be minimised ?
Ans.By laminating the core.
3 .What is the emf equation of transformer?
Ans.Emf equation of transformer E = 4.44*f*N*φmaxvolts
f = applied frequency of voltage wave
N = Number of turns on primary or secondary winding.
φmax = Maximum flux ( φmax = Bmax x A)
Bmax = Maximum flux density
A = Area of cross section of the core.
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