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problem 1:

How the hysteresis loss and eddy current loss are reduced in DC machines?

problem 2:

prepare the EMF equation of the DC generator.

problem 3:

Why the efficiency of transformer is superior to any other electrical machines?

problem 4:

Describe the situations for maximum efficiency for a transformer.

problem 5:

A 8 pole, 3 phase induction motor is supplied from 50 Hz, ac supply .On full load, the frequency of induced e.m.f in rotor  is 2 Hz. Find out the full load slip.

Mechanical Engineering, Engineering

  • Category:- Mechanical Engineering
  • Reference No.:- M913643

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