Answer / choudhri awais arain

vector group is important to use in case of parallelling of transformer.both transformer should have same vector group.
thn unbalancing of the voltages occure.

Answer / jayaram

electric curent have a some phase angle(phase to phase) so
used a vector form. it is used at which power have a
freqency

How convergengr of nr method is not dependent on selection of slack bus and how gauss siedel method depends?

0 Answers  

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Why don't connect earth wire to elcb?if earth fault occur,how will detect it

1 Answers   TATA, Tata Communications, Telecommunications,

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do you have some of interview Questions in power and genrator section in general whith answers

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what is bjt & mosfet? what is rectifier & diode?

1 Answers  

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What happen if we have run 415 V,50Hz designed motor at on 480V,60HZ

8 Answers  

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difference between temperature sensor and temperature switch

3 Answers   ABB,

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why C.T secondary are rated 5A generally?

13 Answers   ABC, Bhel,

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1 Answers   Jindal Steel and Power, NCC,

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what are the reasons of low voltage during start the DG?

1 Answers   Godrej, Tata Power,

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Explain why the Voltage drop will happen in 3 Phase line?

3 Answers  

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The series field winding has low resistance while the shunt field winding has high resistance. Why?

0 Answers  

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how to calculate short circuit calculation of the transformer by usuing the percentage impedence? formula needed.

2 Answers   L&T,

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