Electrical Engineering Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

How many methods to take IR value of Current Transformer?

1 5921

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

5 14208

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

2587

what current is taken from a double wound 500kva transformer

4 7048

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

3025

what is the differn bitween RCCB &MCB

3 7994

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

1 3193

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

1 4094

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

7 16953

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

10 19666

WHAT IS RETARDATION TEST IN DC MACHINES?

4 24062

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 10841

What is the pratically meaning of neagative going ac current.

1 4106

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

9 15312

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 5213

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Un-Answered Questions { Electrical Engineering }

For overhead protection we use which transformer?

2489

which phase is preferred for connecting 1 phase vt used for synchronizing OHL? WHY?

2045

HOW can i REuse the fused MLL LAMPS & GLS LAMPS at our factory

1900

I had applied for JE in PSEB, Can you pls send me the Question bank for related to my field

1864

how calculate gd2 of ht motors

2311

What is Traction? 1KVA Alternator, How much urrent taken?

2123

Iin ESP why positive is grounded ? why not negative ?

2656

what is the difference between pvc & fiber glass cables

1563

ht side line to earth voltage

1577

How will calculate losses in an multi core Aluminium LT cable of different sizes & upto what length we can use a LT Cable ?

2149

How does a transformer contribute towards the widespread popularity of ac system over dc?

1103

diff. between tension mode & speed mode

2336

If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

5243

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)

1583

How o select the electrical fuse?.What are its characteristics.How to select the material od fuse?

1981

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