Answer Posted / rakesh

AC & DC Drives are used in traction system for example in
Railways. In railways for the regenertion braking system.

I am a electrical engg. diploma holder,applied for junior engineer (electrical),Kolkata RRB. Have I to attend all electrical,mechanical&civil portion in written exam.???

15638

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How relay works, reverse relay, master relay, os relay, earth fault relay and what is its setting point

1811

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A logic circuit that provides a HIGH output if one input or the other input, but not both, is HIGH, is a(n)?

1245

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what is residuel magnetism. and how order lead acid batteries for 24 volt. emergency lighting system.

1989

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defult setting in p220 micom motor proction relay for 11kv,640kw,f.l.a.-40a,1440rpm ht motor?

3707

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hi if anybody got model questions for cpcl Grade'A' electrical engineer position.send it to my mail please krishkumar22@gmail.com

2017

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How is the resonant peak, resonant frequency, and bandwidth determined from nichols chart?

1084

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what is interpose? where it is used and why it is used?

1063

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What is the application of Dyn1 and Dyn11 vector group of transformer?

2885

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I am completed DEEE in tamilnadu, now i am working in andhrapradesh with 2.5 year experience in relavent field. capacity of the tranformer is 11KV, 1MVA Transformer, i am eligible for getting c licence in andhrapradesh pl help me.

1589

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What is Harmonics how it is produced and what is the method to control the same

2291

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what is quality factor in series resonance circuit and calculate the factor of voltage magnification? how it happens?

1977

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what is the advantages of having in-built acvvvf (without seperate inverter in the control panel)in the drive system of elevators?

3381

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How do we calculate the resistance per metre of single core aluminium stranded cable 19*3.25mm sheathed in pvc,at 15 deg C temperature?

2407

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model question paper for supervisor trainee

2047

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