Electrical Engineering Interview Questions
Questions Answers Views Company eMail

How many methods to take IR value of Current Transformer?

1 3262

why autotransformers are not safe for supplying low voltage from a high voltage source?

5 5088

Explain the experiment on ward leonard method of a speed control on a dc shunt motor with an suitable circuit diagram.

940

what current is taken from a double wound 500kva transformer

4 2772

what is the tolerance for the magnetic balance test conducted on the distribution transformer?

729

what is the differn bitween RCCB &MCB

3 4090

what is b checks and m checks in diesel generator maintenance?

1 632

how caculate the pump head to maintain perticuler pressure of water and what would be the motor size in hp for the same?

1 1729

what should be the megger test report for 11KV cable when meggered with 5KV megger , what is the resistance value we should get

7 9128

how we can calculate power factor without knowing current in 230v 100w load ?

10 8732

WHAT IS RETARDATION TEST IN DC MACHINES?

4 14658

What is the List of Equipments, Instruments, Components required in Transmission of electricity from 1 substation to other substation(The equipments required in substation too)? What are the differnt IS standrds used for above equipments in Industry?

2 6670

What is the pratically meaning of neagative going ac current.

1 1628

Why a transformer is rated in kVA and not in kW??

9 6176

my self i am raghu working as tech.. in my college the maximum demand is 211 kva presently we are using 12kva capacitors the target power factor is .95 so what capacity of capacitor banks should i install

2 2196


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Un-Answered Questions { Electrical Engineering }

it is possible to measurement of tension of slipring induction motor(SRIM)carbon brushes, any maesuring instruments are available in the markets.

378


What is FM200 Gas??Applications........

740


how can we select the type of wire.what factors we have to look on it , do we have some formula to calculate it. please guide me on it

449


how to calculate voltage drop and followed by cable calculation?is there avail in formula?

502


What is a fuse? How does it work? What are materials used?

390


How to configure the drives in PLC, through Profibus commnication. And to how to address it?

1320


what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

435


hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

450


hi friends how 3 phase converter functioning ?what is working principle of rotory phase converter ?

431


In the N-series schneider reclosers. What is the difference between current during fault time and current at tripping? This appears in the Event log in an event of a trip out.

143


please send me previous year questions of jspl through which i could prepare myself for the test.

357


Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

1887


some basic standard questions on transformer.

120


What are the different power system losses and how can it be eliminated?

576


How to do the REF Stability test for power transformers in Site?

4380