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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

what is hystersis loss?

3 6735

what is eddy current loss?

3 6308

what is back emf?

Bhel,

4 9509

what is reluctance?

TCS,

11 39616

what is inductance function?

3 5560

100V supply is appllied between 500K Resistance bulb. for 1 kwh energy, how long time the bulb will glow? explain the calculating method.

Bhel,

3 6133

why dc supply is not applied for step up or down in transformer

3 6460

What is the direction of rotation of blades in a table fan and in a ceiling fan ?

Power Grid,

11 20063

what are feeder pillars & panels?

1 28207

how vector surge relay works ?

BFL,

3 48614

WHAT HAPPENING TO TRANSFORMER???? i have the step down transformer rating 230/12v, power rating something.,,, ok. suppose iam giving 12v to secondary side,what will happen on primary side.,,,

Coastal Energen,

6 10426

what is second harmonic, how is effect transformer ?.

DEWA,

2 11252

why fuse is not applicable for nutral and what will happen when it applied.

4 7450

Bhel supervision exam question: If 2 generators are working in a network. And if suddenly the field of anyone generator weakens. What will happen in the network? 1. The generator will run as motor 2. The generator will run as motor in reverse direction 3. The generator will take lighter load 4. The generator will take more load

Bhel,

9 13504

what is induction motor

2 5161

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Un-Answered Questions { Electrical Engineering }

what is the diference between the 4pole & 6pole DC Motors & what is advantage 6pole over the 4pole ?

2079

Define what is power quality meter ?

1342

what is interfacing in computer studies?

1831

What is expention fastener (Fan)

2092

which type of stability limit is higher,steady state or transient? why?

1954

Initially, when the input is not equal to the output â€” what type of response is this?

1104

What is the main cause of magnetism?

2132

If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.

2397

what is the difference between transformer,converter and transducer

1721

what is under coal gassification?

2141

Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??

2108

Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.

2006

What is the kiosk parts, about them and their functions ? If anybody have some PDFs files or details about this plz send it on tawhidfaisal@Yahoo.com

1981

List advantges of active filter over passive filter?

1143

Why it is necessary to isolate fire fighting when you are taking shutdown for lv board.

1685

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