Answer / mohan kumar

mot only violet glow it has.....when there is positive point
corona bluish white sheath or violet appears on conductor
surface but during negative point corona reddish spots will
occur on conductor surface

Enlists the applications of sampled data systems?

0 Answers  

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how can i improve the power factor in domestic (230v)

0 Answers   Epcos,

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what is the diffrantial relay???????why we use it on the MDB

5 Answers  

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we done magnetic balance test for 33KV /440V transformer in our company , but the ratio out is confusing us Voltage applied in RY = 440 , at RB = 320 and YB = 60 RY 440 = ( RB + YB ) 380 only Please let me know what type of problem is it.

2 Answers  

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in conventional fan regulators how the current varies with speed?

0 Answers  

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what parameters are should nessary for control technic dc drive(in rolling mills)?

0 Answers   TATA,

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Explain briefly about current , voltage and power

6 Answers   L&T,

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How can calculate thermal overload in relay?

1 Answers   ABB,

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what is the working of loss of excitation relay (40G)? how it is work?

1 Answers  

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Please tell me the power flow from pmg to main rotor of an alternator (Including AVR unit)?

0 Answers   Hindalco,

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Define cut-off rate?

0 Answers  

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What is the approximate percentage of Si content in transformer core(CRGO-Cold Rolled Grain Oriented)? Why it is kept so low?

1 Answers  

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