Answer / sunil

because,negitive polarity reduce corona effect and less
interfearence in communication lines

if HT side voltage is high current is low . and LT side voltage is low current is high please explian.

5 Answers   HP,

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The ratio of white balls and black balls is 1:2. If 9 gray balls is added it becomes 2:4:3. Then what is number of black balls ?

3 Answers   CTS,

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what is the acceptable limit value for Desolve Gas Analysis/

0 Answers  

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WHAT IS THE SIGNIFICANCE OF VECTOR GROUPS IN TRANSFORMER? WHAT WILL BE EFFECT WHEN PHASE DISPLACEMENT CHANGES IN TRANSFORMER?

5 Answers   ABB, Nissi Engineering Solution, NSL Sugars,

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What are disadvantages of capacitor

1 Answers  

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According to ohms law voltage proportional to current, then why should current rating is low with high voltage rating in transformer?

5 Answers   KEC,

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Auto transformer starter gives the same effect as star/delta strater if its turn ratio = A 0.5 B 0.67 C o.66 D 0.577

1 Answers  

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How many types of circuit loads are there in a common electrical circuit?

0 Answers  

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Testing report of Earthing of 3.15 MVa PTR.

0 Answers  

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Why the ratation of fan is anticlockwise all over the world?

2 Answers   GNFC,

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about transformer oil material & Test name for the measurement of its dielectric strength & wht will u do if its dielectric strength goes low ?

2 Answers   NTPC,

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how do skin effect is reduced when hallow cond or stranded cond are used ?

1 Answers  

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