What is trip and closing coil in cb? Why need of them

0 Answers  

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what is exiter winding,stator winding,avr?how it will work?

1 Answers   Siemens,

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kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

0 Answers  

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why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?

2 Answers  

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how to control the generator output voltage? what r the condition should satisfy for synchronization?

7 Answers   HP,

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we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

0 Answers   NHPC,

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Can we use BS 6651 and BS EN 62305 standards for computer room lightning ptotection in substation?

0 Answers   Jindal,

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sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com

0 Answers  

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what is difference between neutral and earth

5 Answers   HP,

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if neutral earthing is weak of a system then how can we improve it ? Technically explanation ??

1 Answers   CS, L&T,

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why we use 630mm single core cable for transformer secondary side and why two neutral cable

0 Answers   Technicare,

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while calculating demand in my company the present load in kw is 212.... there 125kvar capacitor bank is installed by spliting as 50 in departments...the diasplay in panek biard shows 175kw... how could we know the amount of kvar used to compensate the kva

1 Answers  

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