Why in medium voltage system(3.3kv to 33kv, neutral is earthed with either resistance, reactance or neutral grounding resistance?

4 Answers   Essar,

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we change the speed of the synchronous motor by incresing or decreasing a rotor resistance

1 Answers  

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what is through fault?

0 Answers   KSEB,

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can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

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WHAT IS ELECTRICAL MAINTAINTENCE ?

0 Answers  

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what will happen at the time of CT saturation?and what will be the Relay's function at the time of CT saturation?

2 Answers  

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how to find insulation resistance of a generator(11kv) by theoritical formula??

1 Answers  

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can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent

0 Answers  

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IF TVM OF TRANSFORMER SHOWS POWER FACTOR ON 33 KV SIDE AS 0.97 LAGGING AND ON 132 KV SIDE IS 0.75 LEADING.IS THIS CORRECT.WHERE IS PROBLEM.

0 Answers  

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what is relay multiplier

1 Answers   Atomic Energy Commission, Bhel, Wipro,

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haw to calculate resistance of induction motar

1 Answers  

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why do we provide metallic enclosure to bus duct and then ground it?

1 Answers  

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