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 to select the gauge of wire for winding of motors? How to select number of turns for winding of three phase induction motor?

npcc,

1 2812

Practical condition in 400KV Sub station:- Breaker(open) , isolator(open), Earthing (close) at both end e.g A & B. Now Open A Stn Earthing than Open B stn Earthing (Which have a 50MVA reactor) , AND suddenly show R,Y,B phase 704KV,573KV,118KV respectively. Que is without closing of breaker how it is possible.???? My Whats app No:07621840498 for Further Discussion. Pls experts suggest.

1 2176

why do we provide metallic enclosure to bus duct and then ground it?

1 4831

how to interlock 3 incomer-ACB,1 buscoupler ACB,... pls answer this question and if possible send me the ckt diagram..haifriends2910@gmail.com

1 2998

Why we use 4-20 mA Analog signal for the PLC input? Why not 0-20 mA? Why not 5-25 mA?

1 2999

If any cable burnt how can we identify it burnt by high current of high voltage?

1 2522

Why we use Delta connection in the secondary side of a High Voltage transformer?

1 3953

What is the function of NER and NET?

Asian Paints, GHH RAND,

1 2526

what are upstream faults and downstream faults in power system

Sreetech,

2 10383

What is the difference between surge arrestor and surge capacitor?

Shreem Electric Ltd,

2 10318

why we used dc supply for field in dg set

Hindusthan National Glass,

1 2463

in catridge heeter watts =110, 260 v , i checked in multimeeter meeter shows 50 ohms but oms law r=v square /w 260*260=67600, and 67600/110=614.5 ohms how to caluclate exact ohms in heetre s

2 4323

What will happen when we will connect lamp in between phase and earth.

3 5514

function of apfc pannel

3 5406

Where is the best place to mount distribution panel in a house.

Wantro Technical Services,

1 2175

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Un-Answered Questions { Electrical Engineering }

TO CALCULATE THE RESISTANCE OF GRR OF HT MOTOR 400KW WHEREAS STATOR VOLTAGE 6.6KV AND ROTOR VOLTAGE 705V AND ROTOR CURRENT IS 346A.

5600

where are the circulat the diesel in DG parts name with pictue

2212

Is it possible to measure correct value of earth resistance & cable insulation ristance with out disconncting earth lead & both sides of cable ends? If not, any other method to measure ER & CIR with out disconneting from the system.

2199

where can i get vijaya electricals limited in hyderabad interview auestions can u give me the website address plz

2226

What is the gross weight to copper ratio in slip ring induction motor of 4000 HP,6.6 kv, 372amp, 992 rpm GE motor.

2424

hi frds, i m electrical engineer.can i get cdr for electrical engineer if u have then send me on my mail id its jayesh_ee88@yahoo.com.please help me frds

2267

Hello sir, pls send me hpcl technical test papers .i am. Appearing for the exam.

2796

What was your role in the silicon evaluation/product ramp? What tools did you use?

2022

what is mean by restructuring power system?

2148

sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.

1994

What is the magnetic field (coil DC ) of Turbo Expander?

2140

Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

2244

please send 5yearje solved papers on my email himmatsinghnathawat@gmail.com

2010

Draw the vector diagram and condition for the following: 1) Dyn1 2) Ynd0 3) YnYn0

3751

what will happen if synchronous machine rotor fed from single phase ac supply

1819

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