Answer / prashant kumar dewangan

There are "DC" supply used in Aircraft and there are no
required earthing consept.

Answer / p.mathavan

The given ans is correct

describe the Tranformer testing procedure

0 Answers  

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What is FM 200?

2 Answers   Dalkia,

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how we can find of current direction(supply comming/out going direction) when a transmission line passing through sides.

0 Answers   ONGC,

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Q-1 what are the structural and operational difference between a distribution and a power transformer? Q-2 what is skew in motors? Q-3 draw equivalent circuit of transformer Q-4 explain with phasors how pf is improved with loading in induction motors Q-5 DIFFERENT METHODS OF CABLE LAYING(interviewer asked if i heard new chemical based earthing system next) Q-6 pi model of medium length trans line Q-7 v/f control?why Q-8 vacuum circuit breaker operates in?

1 Answers   Vijai Electricals,

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What is Scheme Test of High Voltage Switchgear. Which tests it includes.

0 Answers   Siemens,

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What is CRT (Contact Resistance Test) for Isolators or Dis- connector Switches? Why we performed it & whats the Testing procedure.

1 Answers   Siemens,

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State ohm’s law?

0 Answers  

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Explain what cmos is and its benefits?

0 Answers  

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can we use existing 6300V alternator for generating 6600V by increasing excitation,what are advantages & disadvantages to alternator & motors of 6600V.

1 Answers   GMR,

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Explain about 3 phase motor fault current calculation with examples?

0 Answers   QTC,

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what is voltage gradient?

8 Answers   Bhel,

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RESISTONS R1 AND R2 in parallel = Total R.? 1-R=R1+R2 2-R=1/R1 + 1/R2 3-1/R + R1+R2 R=R1R2/R1+R2 select one

2 Answers   BSNL, PGVCL Paschim Gujarat Vij Company Limited, TCS, Wartsila,

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