What is restricted earth fault protection ?1 2649
why a diode bridge is provided in vcb control circuit ?2 3243
how to increase the power factor in machines5 4690
What is mean by earthed & unearthed cable? Voltage grade of 1.9/3.3 kV(E), 3.3/3.3 kV(UE), 3.8/6.6 kV(E)what it indicates??2 13496
resitance in ac=1.6*resistance in dc3 3436
Hello Can I use step up HV transformer 440/4160V as a step down? Thanks Evgeny5 4473
what do you mean by mf of energy meter & its formula?4 28072
What is meant by "tampering detection" of a electrical energy meter?3 2852
difference between EMVT, PT & CVT ?9 26702
while calculating the power absorbed by a resistor connected to the output of a half wave rectifier circuit should we use rms or average current? explain with reason.1 1559
is IS says that neutral should be brought to switch box. and this one is a recomended practice1013
What is the practical way to calculate the cable size for known ampere load?
i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license
How you give clearance to a spare feeder.
why we are using in reverse power relay in generator singranizing
True or false question. 1.The fuse provide phase and neutral 2.power loss in electrical circuit can take place in (resistance or inductance or capacitance). 3.two phase system each phase has separated by a phase difference of (90 or 180 or 270 or 45). 4.3 phase balanced star connected load neutral current shall be (line current or phase current or zero or unity)
are there rmu for 3 transformer?
Advantages of using generator circuit breaker (GCB) scheme in a power station ?
difference between the applicability of nortons and thevenin theorem
explain the Trip supervision circuit
what is lumped and distributed elements?
where can the transformer having vector group Yny0 be used??
how to calculate transformer load?
Why let through energy not considered for ACB breaker while cable sizing?
When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?
how to calculte capacitor range for single phase induction motors??pls tel