Answer / nizam

earthing is mainly used for safety purpose or to ground the leakage current

Answer / suresh

to prevent shock human behings.

What is HVAC, PLS SEND DETAIL OF hvac.

6 Answers  

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Explain What will happen when direction of field current is changed (i.e, field excitation is reversed) in the following machines? 1) Alternator 2) Synchronous Motor 3) D.C Generator ( Shunt or Seies ) 4) D.C Motor ( Shunt or Seies )

3 Answers   NTPC, Transco,

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why potetial transformer primary ground?

1 Answers  

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what is the difference b/w neutral and ground?

4 Answers  

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Explain what is electric traction?

0 Answers  

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Is any AC drive(VFD) had a feature of DC injection braking? if available please mention the detail. i.e drive can supply braking torque when the motor in idle state.

0 Answers  

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What is the make of breakers, transformers, generators? What are their capacities and ratings?

4 Answers   Bharat Bijlee, GHPPL, Tata Motors,

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why no load voltage is greater than full load voltage?

1 Answers  

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we use 3 phase supply for induction motor why not use two phase supply .

4 Answers   TLC,

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Sir 33kva 2 transformer load 900 amp calc 1800 amp mana jayega

0 Answers   Classic Infotech,

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please send me RRB electrical engineer previous year questions for Sr. Section Engineer

0 Answers  

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How to back charge the Gas turbine generator

0 Answers  

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