Electrical Engineering Interview Questions
Questions Answers Views Company eMail

What is thef ormula to calculate the rating of a capacitor for a single phase motor

2 4310

What is the formula to calculate the no load current of a single & three phase induction motor

HCL, Nokia,

1806

Where do we adjust the setting of thermal over load relay & how cal calulate.

Hilton,

1 3738

What is the formula to calculate the rating of power cable for three phase current.

1696

How to calculate the cable size in sq. mm. when the load is given in KW?

1 5392

DG Earth Value?

Reckitt Benckiser, Vodafone,

1898

why we are useing capciter in EB meter?

2 4508

in telecom we are using neutral?

1 3161

1.What is the proper definition of power system stability? 2.some times a blue spark is visible in the secondary side of a distribution transformer at the contact position of bushings and fuse wire,why?

1 3817

how i prepare for the written test in mahagenco?

MahaDiscom, MahaGenco, Wipro,

2 5429

in 3phase 50kva dg what is the full load current for single phase laod

6 8564

What is the advisble power factor to be maintained in grid connecting power generation plnats without any effecting the generator.

1 3111

Is it possible to increasing the real power generation by reducing the reactive power in power generation plants

3 4665

in thermal power plants by opening the turbine governor valve increase the generator load. how

3 6796

losses in transmission lines ?

1704


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Un-Answered Questions { Electrical Engineering }

how is positive, negative, zero sequence is happen.. how is effect on 3 phase system

1323


what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1539


What do you mean by an instrument transformer?

683


Explain what is electric traction?

704


is it possible to turn on the single phase star delta on delay timer using 24 v dc ?

1502






what is the VA(Volt-amphere)? define with calculation?

822


what is negative and zero impedance in 3 phase induction motor ??

1520


how 650 volts creates? where is use?

1787


Best way to measure the Soil resistance of rocky soil, three probe method and four probe method

1494


What Normal(Tangent) towers and Tension(Cut-point) Towers?

5285


can any one tell me about the Extra low voltage systems?From where we give supply to these type of systems??

1551


Define resonant peak?

697


if sf6 gas low in gis what will happen

414


How to calculate the Efficiency of Chiller

2888


What is the phase relationship between the primary and secondary voltages of a transformer?

620