problem 1:
prepare down the different losses take place in a transformer. Originate the condition for maximum efficiency of a transformer.
problem 2:
How do you find out regulation of the attenuator using synchronous impedance technique? Discuss.
problem 3:
Illustrate the slip torque characteristics of three-phase induction motor.
problem 4:
Illustrate out the construction and principle of operation of
a) PMMC
b) Moving iron instruments with the aid of diagram.