why neutral grounding transformer is used for generator and why it is not used for transformers?

1 Answers   UPCL,

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what's the meaning of the negative going half cycle in the circuit containing a bulb and a switch in series with a input ac source. i mean what happens in the -ve cycle. the dir. of current changes or any other thing. if dir. changes then why we use fuse in only phase wire.

2 Answers  

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why most of the substations are rated in multiples of 11?

4 Answers  

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What is meant by CFL & PL lamps

1 Answers  

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Can we use both Electrical & mechanical interlock between tow breakers? if yes how, please explain

0 Answers  

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What is CCM in Electrical ? where can we use this material?

0 Answers  

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which inert gas is most apt to be used in a fluorescent lamp?? why ??

1 Answers  

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Could Please Explain briefly. Why used stabilizing resistance series with High impedance bus differential protection relay.

0 Answers   NCC,

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Why the suply frequency in INDIA is 50HZ

2 Answers   HCL,

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For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

0 Answers  

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when a motor is connected in parallel with the existing motor the pf will change or not?

9 Answers  

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how will be the capacitance generated in a earthed wire???

1 Answers  

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