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 the difference between transformer and amplifier ??

5 10200

what is the function of choke and starter in a tube light??

2 5269

why tube light flicks??

1 3603

what is differance bw ELCB and MCB. ?

3 5938

what purpose to use excaiter in DG.?

TATA,

2793

plz send me the placement interview question and answers of whizchip(technical and apttitude)..i have an interview in next.

4986

I don't understand why when we connect high voltage source in DC to electronic motor , we must add capacitor and resistor in parallel ? (I know that we use capacitor because we want to absorb the current that in the first second electronic motor in opposed with current course produce. ) what are the feature of Resistor and in such situation ?

1871

What is difference between Ac Voltmeter And Dc Voltmeter ????

KCP,

2 21214

why all transformer colour is same?

OPTCL,

3 8700

What is difference between ON delay and OFF Delay Timer?

7 53823

what is Princepale of Transformer Taps.

1 4096

It is used or not HT cable single core 630 sqmm in LT 3 phase capacitor bank which is used in PCC(power control center).

1 3505

diesel generator not getting start so whats problems will happen to DG and how we can start DG

Lodha,

1 4680

voltmeter kya hota hy ?

2 5522

electric contractor ya contactor kia hota hy ? or kesy connect kia jata hy ?

1 3586

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Un-Answered Questions { Electrical Engineering }

What Maximam Gap Taibaar & Bush

2318

why the check zone and main zone are used for Busbar Protn. scheem?

2181

How many energy meters can be connected on a 15VA Voltage transformer. please send a calculation sheet.

1937

1)how to reduce the value of tan delta of trasformer and CB,bushing,CT&PT,CVT ? 2)how to reduce the resistance of CB contact and its operating time? 3)plz.....send me the project report on conditioning and monitoring of substation equipment on my email id (gusaiyogendra03@gmail.com)

2292

HOW DOES THE ELECTRONIC ENERGY METER WORKS?

2164

Explain the construction of the conservator, operation and purpose, and draw the diagram of the conservator.

2506

what is the current density of copper & alluminium.

2062

If the earth is a good conductor of electricity, why don't people get shocked every time they walking on earth?

1809

A ray hit a smooth regular surface at an angle of 20 from the normal. Calculate : 1. The angle btw the incident and reflection ray. 2. The angle of deviation.

1929

There is any especial requirement for motor to drive through with VFD?

2603

How to Calculate KA Rating of Main LT Panel

1750

On 400 amp factory load how kvarh capacitors provide

1706

what is the acceptable limit value for Desolve Gas Analysis/

1983

Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

1400

Explain how you can give the overload setting to any Motor Protection Relay for a HT motors with formula and example?

2225

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