Is it possible to power factor more than unity?
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What is excitation in case of dc motor?
what is ramping rate of generator
At the starting of dc motor and syn.motor and induction motor high current flowing through the winding. Due to this the windings burnt out. To avoid this different types of starters are used. But incase of transformer what Will be used (At starting no emf is induced in the primary winding)?
What is meant by reactance voltage?
what is the best method of grounding in 30 MW generator?
How the setting of the vector surge relay shall be calculated when the relay is to be used for Grid islanding application?
What is current & voltage ? Voltage perform at any load without current or not?
Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks
which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant
What are the advantages of nichols chart?
In general bus riser follows the bus section in SWGR. What are impacts if bus section follows bus riser?
What is EHT tariff or Power factor Tariff ????
What if high voltage side circuit breaker of a ehv transformer instead of lvcb? Kindly elaborate.
WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.
Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.