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 transformer cannot rotate though the princplebehind induction motor is similar to a transformer?

GE,

2 5243

What will happen if I apply DC to AC transformer? please send detailed answer at habib_rahman_habib786@yahoo.com

4 11993

How to calculate LT Network length in power distribution ? Service cable length considered or not?

Torrent Power,

2675

what r the preventive maintenance of air compressor

Jindal,

1 2616

if we supply to secondary winding how transformer work?

2 5980

does the transmission line model also requier active power in no-load operation?

1 12507

Is MEN and RCD related to each other ?? IF yes then how??

1874

Pleae send me last 5 years of Question book about RRB chennai.

RRB,

2292

Dear sirs, pls check this 4-20ma to RS485 module datasheet,pls guve me some suggestions. http://www.szsunyuan.com/sy/pro_more.asp?Productid=539 Thanks. E-mail:yunianjiang99@gmail.com

2084

Why we use shunt coil in breaker??????????

7 27635

why we use dc motor instead of ac motor?

Air Force,

7 29234

How to convert farad to kvar. both are the unit of capacitor.

College School Exams Tests, UltraTech, Vikram Ispat Industries,

5 42052

hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

2097

How can I calculate the Mega watts required to run a plant having many electric motors and other electrical components.

ISS,

2076

why we commonly use delta star winding in power and distribution transformers

7 21764

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Un-Answered Questions { Electrical Engineering }

How can we calculate the motor frame sizes?

3409

when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

1804

if a.c supply is given to the motor,, what happen?

2162

Wt is the function of reactive power? How it generates & consume though resultant is zero?

1889

i want to apper for apgenco or aptransco or related can any one sugest me where can i get previous papers of thouse exams

3317

I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA

3251

why r we using shell transformer for low voltage

2014

An automatic water heater is an example of which type of control system?

1167

In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

1979

why genarator genarating voltage 11 KV?

1787

Give the topology of current amplifier with current shunt feedback?

1213

CALCULATE THE TOTAL VOLTAGE DROP AND SELECT THE CABLE SIZE IN MM-SQARE FOR A PANEL-262KW AT 110 METER FROM THE SOURCE SUPPLY , SUPPLY VOLTAGE 240/415

2651

Explain what is electric traction?

1139

How work of capacitor in dc supply...???

1605

what is the physical connection of a analog i/p to a analog i/p module (ab plc)and through a analog o/p module(ab plc) to a analog o/p . and how all the process control by scada

1927

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