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 calculate the current carrying capacity of electrical cables

Barqaab, Grasim, Havells, HM Cables, Janapriya, Polycab,

16 190263

how to calculate the loss tangent of electrical cables

1 2163

what is the reactance,capacitance & impedence electrical armoured & unarmored Cables.

1 2288

why are use star delta startor.

4 18787

why AC cannot to be stored and DC cannot be transmitted?

IBM,

11 39868

what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...

1 5192

if we know Fault level say 25 KA , How to decide busbar size for Distribution network of 1000 Amp Breaker ? Sample Calculation or Farmula Available or not ?

TCS,

4 19748

How to select Main CB Rating for 187 KW Load?

6 11629

What is the Surge suppresor? Why using in a UDB's and How it works?

1 2277

I have 725KVA DG set how to Calculate the Ratio of KWH? Whatb is the Formila

HCL,

7 28906

How to calculate the CFM to TR? What is the Formula

Carrier, Voltas,

12 137878

what is efficient load of transformer in percentage

4 7961

why we use to transmit the power in three phases intead of single phase ?

5 9486

Explain the working principle of Synchronous Generator and Assynchronous generator?

1 2353

How many Cylinders are there in Diesel Generator?

4 7445

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Un-Answered Questions { Electrical Engineering }

Is there a standard depth of gravel fill in Substation Switchyard? Please give a design/drawing. Thank you.

5489

I have 2500KVA transformer delta/star,13.8KV/380V provided with LV 4000A breaker. Already I have 2300KW motor feeder with a full load 90%. Is it possible to connect another 1600A from that breaker? If so how the calculation is done?

3878

I want single line diagram for AMF & DG syncronizing panel

7281

Pls mail me utility & Dg related question with answer

1859

sir, I am from EEE branch.On feb 17 iam going to write an Exam for hindustan petrolium corporation Ltd.So plz send me the written exam pattern/Q's/interview questions.please mail to eee_dharmendra@yahoo.com

1928

In a Impedance Based Distance Relay (Quad Characteristics) - Could there be two different Line Angle(RCA) for Ph-Ph & Ph-Gnd? If So Kindly Let me Know.. Where, What are the advantages of the same?

1511

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

what is earth fault relay 64T, why it is used in main Incomer and neutral CT of Transformer.

3862

please send me latest & previous years question papers for IOCL Technical level questions

1950

i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.

1997

what is thermal resistance of PVC Cable.

1889

Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.

1053

Anybody tell me about modbus hex address of l&t trivector meter er300p??I want to read voltage,current,kwh etc via rs485...If anybody have a manual then send on my mail..Brijeshmodi18@gmail.Com

1980

what is a reactive power? what is the relation with power factor?

2300

Yazaki india pvt ltd interview questions qurey related

1114

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