why there is a fault occurs, if a phase wire touches ground.. and the fault not occurs when we connect a bulb between phase and ground..??

1 Answers  

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how to test the turn ratio of 3 phase transformer using volt meter shoe the curcit diagram.

0 Answers  

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what is the meaning of the symbol << >> put in transformer drawing

0 Answers   TATA,

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why the tapping of transformer on ht side??????

12 Answers   CTS, OPTCL, Visa Steel,

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What is the purpose of shunt trip in ACB function?

1 Answers  

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in underground cables, we have a grading method called 'capacitance grading' why is it called 'capacotance grading' although we do not use any capacitor in it?

1 Answers  

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How much current in 100 kva Transformer HT & LT side

1 Answers  

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what are the types used for alternator earthing,what will happen if more than two alternator is working in parallel with each having own system earthing.is there any possibility for circulating current in between two system.

3 Answers   BEL,

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what is the formula of high voltage testing of three phase induction motor?

1 Answers  

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if flux and load static in dc motor and supply voltage increases 20% then what happened in speed

0 Answers  

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what is the difference between electrical degree n mechanical degree?

3 Answers   IGCAR,

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What are HT & LT Cables? What are their values?

3 Answers   IOCL,

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