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

Electrical Engineering Interview Questions

Questions Answers Views Company eMail

why semicondoctor use in HT cable?

1 4273

why single core HT cable need only one side earthing?

2 8756

give some advantages and disadvantages of combiniing the session, presentation, and application layer in the osi model into one single application layer in the internet model

2660

why Current is lead 90 degree and voltage is lag 90 degree in a capacitor.? why Current is lag 90 degree and voltage is lead 90 degree in an inductor.?

2231

What happen if we give resistance to the armatuure of a dc motor?a

1 3438

break down of electricity is more in summer or in winter ? give reason

4 6544

Why do we will ground the positive terminal in electrostatic precipitator

JSW,

1 2736

Why the substation measure in KV but not in the power ratings of transformer.

4 6751

What is the pro & con of having 11kv & 33kv incoming, and what is the adv & disadv. of converting from 11kv to 33kv.

2781

in 220 kv substation,what is the mean of avr voltage reading? means at oltc temp. 36 the avr voltage was 109v.so what the mean of 109v

1 2634

difference bewteen reverse current and alternating current

ABB,

2188

if transformer core is made of copper instead of steel which losses will increase..please explain

Bhel,

5 16883

Is there any relevant technique to produce power from light and heat energy of the sun simultaneosly from same rays of light?

1836

Which element is highly conducting coppoer or gold?

3 5140

what is the effect of earth on capacitance in 3-phase and 1- phase transmission line?

2316

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Un-Answered Questions { Electrical Engineering }

Is it advantages of having star-delta vfd than normal star vfd , if yes why?

2210

How to calculate the heat load for a electrical room

3039

How do you select the pickup value of the relay?

1298

What is electrical grounding?

1103

How to calculate the input cable rating for 10kva ups (3phase input and single phase output and also 3phase output, battery rating 65Ah)provide the formula also.thnx

2164

HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION

2252

Is electro plating what type of load whether resistive, inductive or capacitive loads

3271

How to decide no. of Step and Kvar for APFC Panel 40 kvar MD: 33.12 KVA Avg pf : 0.8540

1066

During FEED, you will have all the information with regards to cable. How will you calculate the MTO for MV and LV Cables? what are your considerations?

2433

what kvrah y we need to take the readind of that

2051

I WANT BHEL PREVIOUS QUESTION

2303

What happened ,If 3 phase clearance not maintained in 33KV Line,11KV LIne etc?

2313

Differentiate between kirchhoff’s first law and kirchhoff’s second law?

1014

How to select a transformer group to connect a 0,433 KV generation with 33 KV grid in bi directional flow of current

1504

why surge protectetor work explain with the help of circut diagram?

1962

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