In a 11000/440 V transformer, when any one phase of 11 KV supply fails (ie., single phasing), what happens to the secondary voltage and why?3 13931
Why HT motor of 3.3 kw or 6.6 KV, one side foundation ( mostly non drive end ) keep insulated from ground ?2 2141
1KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason16 24042
what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.5 13474
why it is important to earth neutral of 3 phase transformer?9 11040
From, which load current range ( upper - lower limit current)can Air circuit breaker used for in electrical circuit.
IF I KNOW THE AREA OF CROSS SECTION OFTHE WIRE , WATTAGE OF THE LOAD ,VOLTAGE SUPPLY WHAT IM GIVING TO THE LOAD AND ALSO POWER FACTOR OF LOAD ....... SO GIVE ME FOR WHAT AMOUNT OF CURRENT I SHOULD USE WHICH TYPE OF CABLE?
difference between ac series and parallel circuit
What is the formula to calculate the no load current of a single & three phase induction motor
Dear sir, How to calculate 3.5 core pvc aluminium armoured cable meter wise carrying amps rating.Please give the solution with a good example.
how harmonics generated in induction furnance? how minimise it?
Why we use Electrical energy rather than any other type of energy, mostly? Explain behavior of open secondary CT and short circuited secondary PT in energized condition?
how a flip flop can be used as a latch?
can we find the inductance of a induction motor?
what will happen if multimeter(selector switch at DC voltage) and terminal at current is connected to DC supply?
what's producer of XLPE cable laying in undergroung
What are books to be referred for KPTCL exam?
In ACS 1000 drive we are using 12 pulse converter,why don't use 3 pulse converter.
what is the purpose that we use PLC system in power system
How 3 phase invertor works?
How we can calculate the life of Lead acid battery