Module 3: Transfomer (Theory Questions)

WBUT/MAKAUT 10 Years (2008-2017) Theory Questions on Transformer

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Same Questions have been repeated many times. Summerising them 
  • Proof of induced emf in winding.
  • principle of operation under load.
  • phasor diagram on no load and loaded condition.
  • Equivalent ckt
  • voltage regulation definition, phasor diagram.
  • hysterisis loss eddy current loss.
  • derivation of max efficiency condition.
  • oc, sc test on which side to perform?
  • Transformer with dc. 

Following are the Question that appeared in Semester Paper.

























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