what are the functions of power modulator?

4 Answers  

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What is meant by short-pitched winding?

0 Answers  

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What is 100% protection of generator? Why 95% protection is used not 100%?

9 Answers   NTPC,

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2 v/500amp/hr to 1.80vpc at 20 degree celsious 2v/5ooamp/hr to 1.75 vpc at 77degree farren .this is the capacity of a battery .what is the meaning of this . can i get a detailed explenation

0 Answers  

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Could explain briefly of over excitation in transformer.

2 Answers   NCC,

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what do you mean by star point.its importance in ct & pt

2 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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ratings of lightning arrester

0 Answers   Bajaj,

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What is reactive power and where it is used.

0 Answers  

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In stepdown transformer 11/415 volt two nos.(R & Y)HT side fuse is blown ,what will be voltage of ry,rb,yb in secondary side

5 Answers   NTPC,

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Why should The rating of 11 kV DO Fuse is in mulyiple of hundred(200 Amp. 40 Amp, etc) Ampere wheareses the its fuse elemnt has rating in just few Amp (< 12 Amp)? ( Is it jusy beacuse of factor of safty).

1 Answers  

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What should be the earth pit resistance value?

7 Answers   BARC,

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