Answer / sunil

sine wave gives smooth operation for the devies

How many types of protection relays are there based on the characteristic?

0 Answers  

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Make a list observation on Transformer?

0 Answers   HSL,

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a transformer can have zero voltage regulation a)o pf b)1 pf c)lagg pf d)lead pf

2 Answers   SJVN,

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what is the MNA in case of d.c. machin? whaty is the importance of it? hoe it affect the brush position?

2 Answers   TATA,

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what is doid

0 Answers  

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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.

1 Answers   HAL,

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A synchronous machines has higher capacity for (1) Leading power factor (2) Lagging power factor (3) Does not depend upon the power factor of machine (4) None of the above

2 Answers   JSW,

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What happen if LV supply is fed to a HT motor?

19 Answers   ITC Infotech, Jindal,

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Transformer Secondary maximum current (max. load)

3 Answers  

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Any one can explaination about calibration with rotating sub standards?

0 Answers  

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In 11KV Double pole structure for each phase we are using Disc one Insulator. Why we are not using 2 r above insulators instead of one insulator?

4 Answers   Genus,

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why booster transformer is used in sumpners test conducted on transformer????

0 Answers   Cooper,

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