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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

In 11KV Double pole structure for each phase we are using Disc one Insulator. Why we are not using 2 r above insulators instead of one insulator?

Genus,

4 9527

What is the difference between Derived earth Fault and measured earth fault.How it works.

1 20760

Which one hurts more AC or DC Current ?

10 11419

WHAT IS DOL STARTER? HOW IT WORK? GIVE ITS CONTROL AND POWER DIAGRAM .

Bhel,

2128

what is star delta starter? how it works? give its control and power diagram.

Bhel, Point to Point Solution, Star Wire,

2051

what is RTD? what is THERMOCOUPLE? What is difference between it?

Bhel,

2 5634

what is induction furnance? how many phase supply given io its coil for 15 or 20 ton furnance?

Bhel,

1 3331

how to decide cable rating? send me cable size,ampere rating data

Bhel,

2 5289

what perpose of use CT ratio in gt,st,uat

1 3458

WHTA IS LIMT OF LEAKGE CURRENT OF 11 KV 1 CORE 1000SQ.MM. XLPE CABLE.LOAD ON CABLE IS AROUND 600AMP .LENGTH 500 MTRS.

L&T,

2095

what happens when you connect a.c and d.c supplies

1 2337

What is the difference between class0.1 and class 0.1s accuracy of current transformers

2 6809

how to identify 3phase....r y b .A new make altnator how to identify R

2 4918

how to modify DOL control panel into Delta Y connection?

ABB, PDCS,

1902

DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

1846

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Un-Answered Questions { Electrical Engineering }

what happen when increase or decrease size of lamp,light.glass.

1880

What are m circles?

1051

why dimmerstate always connected in star connection? what will happen if it connected in delta?

2011

WHAT IS ELECTRICAL MAINTAINTENCE ?

2028

i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

1834

what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

2062

How much ph is maintained of water electrolyte which is used in LRS for 1200 kw slipring induction motor ?

1720

what happen if the parallel generator phase angle shift by 1 degree in manual mode

1997

if we run a 3 phase machine on two phase what will happend??? given answer with solid reason please

2048

upto how many load can v connect to stabilizer which is used for tv

2177

How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

13713

why is the conservator tank painted white on the transformer

3142

May I know how much values to be set for earth fault, over current and short circuit values at 11kv side? I have 11kv van 1250amps rating. Present it's taking load 80amps?

1451

Explain cos(theta) and Sin(theta)

2043

How do apply electrical 'c'license......pls advice

1657

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