Answer / saran

fire alarm control panel

What is meant by reverse polarity and how it can be fixed?

0 Answers  

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Why machine give shock

3 Answers   Akij, Bhel,

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What is the inside of ACB & VCB & SF6 breaker's pls tell me about this

2 Answers   Standard Chartered,

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During speed control of dc shunt motor with flux control methode,when armature voltage is constant, How can it possible to increasing the armature current?

1 Answers  

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11kv/433v delta/star distribution transformer primary side full load Ht current is 83.33A in , but input side VCB rating 800A.why?

0 Answers  

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what are feeder pillars & panels?

1 Answers  

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where HT & LT capacitor uses ?

2 Answers   NTPC,

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why we use 50 hz frequency in india .. why not 60 hz 

3 Answers  

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What is reason of rating of transmission line multi pal of 11 like as 11/33/66/220 ? Why not use 75 kv 23 kv line in power system ?

1 Answers   Apollo, Balco, Bhel, Vardhman,

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why we not use capcitor in Three phase motor ??

2 Answers   GOMS, Power Electronics,

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how i meggar value of 11kv alternator winding.and with meggar.

1 Answers  

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what is the natural resistance of the earth? and how it effected by rain r snow? wat is the natural resistance of wet soil? define natural resistance?

1 Answers   ECL, ISRO,

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