Answer / k.prakashchandra

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in 11kv generators the neutral point is connected to earth via earth coil while in the 33 / 11 kv transformer the neutral point is connected to earth via earth resistor why? 

1 Answers  

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why in large rating C.T.s equipotential wires are used?

2 Answers   Essar,

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i need 24v dc from 230v ac supply how we can getit ? what are the devices &its rating requied for that ? plzz i need answer urgently .thank u

3 Answers  

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I NEED RRB CHENNAI (JE ELECTRICAL) QUESTION PAPER FOR LAST 5 YEAR AND I NEED RRB (JE ELECTRICAL) SYLLABUS.PLEASE SEND MY E-MAIL joo28_eee@yahoo.co.in

12 Answers   DFM, Hindustan Unilever Limited, JE, Pace, RRB,

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Actually why the transformers are rated in KVA.?

4 Answers   BSL, Engineering,

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earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

0 Answers  

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we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply

5 Answers   Areva,

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What is DG B-check and C-Check

1 Answers  

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3. What is Impedance Voltage in Transformer?

16 Answers   KESC, L&T, Torrent Power,

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what is mean by hvdc transmission technology .what is principle of hvdc transmission and technic of hvddc transmission .

1 Answers  

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Define protection core in CTs Ex. 5P10, 5P20 etc.

1 Answers   HPL,

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What is the name of the winding to which supply is given?

0 Answers  

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