why the NGR (neutral grounding resistor) always OFF during DG off?

0 Answers   Bhel,

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What are the different parts of Alternator and how it works?

1 Answers  

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Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?

0 Answers  

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what are the importance of earthing?list different types of earthing.

1 Answers  

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What is the distance b/w R&Y phase in 33kv T.line,11kv &440v

1 Answers   NTPC,

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If i=10+10sin314t then find the rms and average value of current with explain?

2 Answers   Heptacare, TCS,

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What are IR values and what it should be for coil and for insulator

0 Answers   GPSC Gujarat Public Service Commission,

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How REF protects transformer alone? explain with diagram.

0 Answers  

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What is knee point voltage of transformer?

0 Answers   Nabard,

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what does hapen if suddently frequency doubled

1 Answers  

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What is the tension required for the 25000 CFM AHU belt

0 Answers  

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What is the clear distance between a MV panel(rear side) and wall.

3 Answers   L&T,

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