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Power Grid Electrical Engineering Interview Questions
Questions Answers Views Company eMail

how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.

1 5845

what is difference between differential protection and distance protection and how we calculate the sloop?

 5 43612

What is the difference between "Earthing" and "Neutral"?

 10 13149

What core magnetic balance test of transformer? How to do this test in a three phase Star delta (star-LV, Delta-HV) transformer? How to measure and where to measure? thanks and regards Austin

 22 93660

how and where megger works?

 9 33340

what is the difference between upper impedance and lower impedance distance relay?

 3 9918

I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

 1508

WHAT IS MVA RATING OF KOTHAGUDAM THERMAL STATION POWER TRANSFORMER?

 2 6200

IN bateery size of positive is biger than negative .why?

8 9939

like the transformer another electrical static device which operate on same priencipal?

 13 15667

What is GIS Substation and how it operate? where these type of substation installed?

 8 32439

HOW many type of Circut Breaker in the world used in 400 kv substation?

 14 21080

how we calculate the dick for a pole?

 1713

What is the difference between Isolator annd Circuit Breaker.

 21 72070

1.generator rated as 1000 mva,11kv .8 pf what will 0.8 pf will indicate? 1.max pf it can supply 2.min pf it can supply like this 4 options there what is answer.explain

 5 12283

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Power Grid Electrical Engineering Interview Questions


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