What is the arc. I saw word arc in between sf6 & vcb brakers

1 Answers   Cap Gemini,

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2. If 8.35%Z means the percentage impedance of 132/11kV transformer self,will like to reconfirm the percentage impedance that is supplied from power company?

2 Answers  

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i have old tape recorder speakers(analog).nw i want to use it for my computer system.can i use it to my computer systeno m by using digital to analog converter??? what changes should i do in the system????

0 Answers  

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FEINGING DECREASES THE FLUX DENSITY IN THE AIR GAP. HOW?

0 Answers  

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What is the meaning of transformer 16 / 20 mva. 

1 Answers  

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Input power is 380 - 450 V but with 45 - 55 Hz frequency - desired output is 415 V and 50hz with 1% variation permissible. CVT / Servo dont stabilize the Frequency - what is best solution??

7 Answers   IOCL,

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how can we measure 220kv or more than these voltages ...?and also how can we conform whether we r getting 220kv from generating stations throuth the h v transmission lines?

1 Answers  

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why mosquito bat makes noise when it hits with a insect?

2 Answers  

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Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

0 Answers   BARC, Fedco, Qasco,

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what is the difference between OD and VL

1 Answers   Bescom,

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what objective books are good for preparing for PSU's?

3 Answers   NTPC,

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WHAT IS DIFFERENCE BETWEEN idmt and instentanous relay? is idmt is used as back up protection or else?or when instantenous relay saturates IDMT will operate???

1 Answers   BK, REL,

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