Answer / k.prakashchandra

So that the DC supply is smoother without lager ripples

what is reactive power ? what its role in transmission lines?

3 Answers   Thermax,

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Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

2 Answers  

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Why usually in all electrical equipment taking more current in Y pahse like pumps,compressor,or any other applications

1 Answers   Chemplast,

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What is the function of the generator exciter?

0 Answers  

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In tranformer winding Connection Like Dyn1 ,so LV lags Hv by 30 deg and Dyn11 LV lead HV by 30,so how do this lagging and leading afffect the transformer??

2 Answers   Siemens,

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What will be the impact on motor performance if a LT motor is rewound with changed motor winding data as given below:- Original winding data: total 04 wires = 02 wires of 17 SWG + 02 wires of 16.5 SWG. Changed Winding data: total 03 wires of 15.5 SWG wire size Motor rating: 160KW, 740RPM, 415V, ID FAN application. Normal Running Current = 95% of FL Current.

0 Answers   NFL,

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please send me last 5 year interview questions

0 Answers   ONGC,

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salam, hi, how to calculate british temperature unit (B.T.U)?

1 Answers  

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How would you calculate power loss in a resistor?

0 Answers  

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Do you know how to maintain a generator, if so what are those maintenances?

4 Answers  

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What kind of battries are generaly used with Disel Generator?

1 Answers   Exide,

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difference between converter and invertor

2 Answers  

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