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Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how we can improove power factor?????????

TATA,

8 6790

I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com

1121

how to calculate EXCITATION VOLTAGE & CURRENT in ALTERNATOR

7527

what is wave trap? please explain the working and principle

4 33289

what is pilot wire? what is the use of pilot wires?

9 76087

Dear friends , I am going attend interview for WARTSILA INDIA LIMITED , power plant .Could any 1 pls send me few questions. the area i have to concentrate? please send it to mikalraj@gmail.com. pls help me out

1 4330

What is duty cycle and protection class?

SISL,

4 8145

What is protection for single phasing ?

SISL,

6 5404

synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

1 3066

What is the lower limit of megger value for 66/11KV power Transformer ?

MSETCL Maharashtra State Electricity Transmission Co Ltd, Torrent Power,

7 14197

define displacement & magnitude ?

1024

how can we test the vector group of transformer

1 2991

why not feeling shock while touching rotor shaft of induction motor during running condition? during running condition emf induced in rotor.

1 2913

what is the similarity and difference between ups and inverter?

GMR,

4 12409

What effect does a very low impedance have on the Voltage regulation? On the short-circuit current?

5354


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Un-Answered Questions { Electrical Engineering }

if we have a industrial load of 400 kilowatts with 415 volt AC then how much total harmonic distortion (thd%) should be acceptable for steady power system.

1165


write a c++ code that receives an integer number and display the sum of the number and its revers integer?

1185


either water sensor or flow meter,how we observe the water level, f any other equipment are in market ?

1029


we have two generators different capacity on 15 MW and other 6MW at 11 KV , 15 MW gen. bus short level current 40KA,and 6MW short level current 25KA,, length of cable 100MTR between 6 MW from 15MW gen. for bus coupling . kindly tell any one can we use both NGR OR one NGR from any GEN. BOTH NGR has diff. rating. Tariq pakistan

814


which of the following elements is not present in stainless steel

1569






how does directional relay work incase of ac ?

631


can we synchronize star system generators with delta system generators?

1069


Both generator parallel condition shared load equally but one genrator taking ampere more than the other what are all the causes to make like this

841


Briefing the effects of ASR and ACR of a double closed-loop speed regulating system.

1228


sir please send me previous year questions of jspl of electrical section through which i could prepare myself fpr the test.

1071


1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?

1259


We need to current density & short circuit calculation at 65kA for aluminium & copper busbar.

830


How does a digital electronic meter work??????

1240


What is the main purpose of c.f.b.c.boiler

905


I am a possesor of c licence from 1993. I forgot to renew during the year 1998. During that time I was working at TNEB to till date. Is there any possibility to get renewed? or to apply for a new one?

1185