From an electrical motor & electrical generator, which has
more efficiency & why?
slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock
what is the different between HT auxillary relay resistance and transformer tripping relay resistance?
VCB in closed position during opertion if vaccume break then what will happend? it has any protection ?
if we apply 1000ADC instead of 100ADC or We apply 50ADC instead of 100ADC,What will be happened in the test result value.Pl explain
what is the difference between CVT & PT?
How many types of instrument cables are there?
What is VCC?
What is the power factor,apparent power,reactive power and formula of power factor.
Which type of motor is used in trains, what is the rating of supply used explain working principal?
What is meant by Energy Efficient Transformers??? give significance
What is the accepted limit to increase the choosen transformer capacity over the load and why ?
how brushless dc motor is operating ?