why do we require two lines one phase and a neutral for an ac transmission..is neutral potential zero..?if yes y carry a neutral line from generating station itself...why dont we take it from ground

1 Answers  

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Define transfer function?

0 Answers  

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what is the MF if CT ratio is 500/5 and in meter specification is 3.75 REVS/KWH? Thanks and Regards Selvendran.N

1 Answers  

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What is rccb?

1 Answers  

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Why we called L-G fault as line to ground fault why ground? suppose if a line falls on building roof then can we called these fault as line to roof fault? please explain why ground term is used here?

3 Answers   Bhel,

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what happen ,if generator will generate leading power factor?

6 Answers   CD, NTPC,

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i want all question & answers of the written exam

1 Answers   Essar, L&T, MES, RRB,

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What are the factor to be consider for CT selection in 132kV substation?

0 Answers   ABB,

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In case of legging current of 20°, pf is .94 and leading of 20°,pf is .94 , in mathematicaly both are same but in realy how it is differ ?

3 Answers  

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wat system call?

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what is advertised hop count

0 Answers  

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what is floating charger and boosting charger?

4 Answers  

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