Answer / vivek

Transformer because it is a static device and thus the
efficiency is higher .

Answer / naresh

bcoz in case of d.c generator additional losses are present
like frictional and windage losses.....

what is power factor?

9 Answers   MAHINDRA,

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why synchronous motor has zero starting ?

8 Answers   NTPC,

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Why derivative controller is not used in control systems?

0 Answers  

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Three phase power is measured with two wattmeeter for balance three phase load.the reading of one wattmeter is zero.we can conclude that the power factor of balance load is?

1 Answers  

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What is the comparision (advantages / disadvantages) of 110V, 60 Hz system to 230 V, 50 Hz system.

2 Answers  

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what is stray loss in transformer?

19 Answers   Vijai Electricals,

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what are the merits and demerits of synchronous motor over an induction motor...??

5 Answers   NTPC,

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if a damaged 500kva transformer with %impedance 2.6 is replaced by two transformers of 250Kva with different % impedance will they be able to catter the load. what will be the ratio of load on the two transformers if the % impedance is in the ratio 1:2

2 Answers   Siemens,

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Explain dc generator with its types?

0 Answers  

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Why synchorised generators are used for the production of electricity?

0 Answers  

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which motor is used in watch..??????

3 Answers   Bhushan ITI,

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Name the earthings?

3 Answers   HSL,

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