Slipring moter find external resistance

1 Answers  

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A electrical meter has load 500 kw. In 2 hr what rading will come on meter.

2 Answers  

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Suppose the incoming power is 11 kw, but the load require only 8 kw means how can we save or use the excess power?

3 Answers  

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Hi all I had applied for the RRB test in the ELECRICAL category. I would be pleased if any of you can sent me previous year question papers. Please forward the question papers to varshashahi@yahoo.com Thanks and regards Varsha

0 Answers  

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We have one 500KVA transformer. We have tested REF relay and commissioned. After one and half year, due to some ground fault in one of the DB circuit Transformer tripped by REF relay. What will be cause and remedy. Please advise?

1 Answers  

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What are the different types of dams?

0 Answers  

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Voltage drop is the:(a) Maximum potential(b) Difference in potential between two points(c) Voltage at the end of a circuit(d) Voltage produced by a source

3 Answers  

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how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???

0 Answers  

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For DG or Transformer body earthing, is it necessary to terminate the earth bus to earth pit directly? If not terminated to earth pit directly in earth pit and connected to any common bus strip which ultimately connects to earth pit, what will be the pros and cons?

1 Answers  

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How many capacitors using in LT panel as per Govt rules?

0 Answers   Electrical Tech,

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What are the protections for HT Motors?

1 Answers   BARC,

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what the purpose of transmited high voltage in over head lines

3 Answers   NCC,

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