Where -48 volt DC use & why?????????

10 Answers   Ericsson, INDUS, Indus Towers, Telecom,

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What is the necessary condition for stability.

0 Answers  

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whye the current increases in the motor when the load on the motor increases

3 Answers  

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What is difference between 3 point and 4 point starter

1 Answers   Genco, Kaltec, TATA,

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why power factor is only cosine angle not sine angle?

2 Answers  

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Describe kW and kva and difference between

4 Answers   BTM,

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what is mean by flux

2 Answers  

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why are caluculte transformers or dg's in kva does not caluculate in kw

5 Answers  

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Ho de we calculate the line loss of a 500 kv line over 1000km.

1 Answers  

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A resistance of 50 kΩ has a conductance of:(a) 20S(b) 0.02S(c) 0.02 mS(d) 20 kS

1 Answers  

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extremely urgent please, why a fuse is used before voltmeter but not with a ammeter connected to a CT(current transformer),thanks in anticipation.

4 Answers   NPCIL,

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What is R/X ratio? I have heard that this ratio is higher in a radial distribution system.Why is it so? I would appreciate a word. Thank you

1 Answers   Power Grid, Vignan University,

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