An AC coil to give DC supply whats happen in the coil.what type of problem are create.

2 Answers  

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What is ST and specify its range of voltage.

0 Answers  

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how to calculate restraing current and operating current for differential protection if 20 mva transformer is OLTC 33 kv/11 kv ? and what should be the type and ratio of CT?

2 Answers   L&T, OPS,

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can we use IGBT as a AC-DC converting device in the applications?

2 Answers  

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What are the drawbacks of HVDC system?

4 Answers  

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why we are using R,Y,B colours for 3 Phase ?

4 Answers   ITC Infotech,

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What is mean by INRUSH CURRENT?

8 Answers  

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Why the CT Secondary is rated as 5A generally?

2 Answers  

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what is d main difference between KVA and KWA

2 Answers   Charoen Pokphand,

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What is Energy Audit..?

2 Answers  

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how can calculation ate Amps for cabel. Ex-for 1sqmm wire hou many amps we can draw

0 Answers   Videocon,

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 Answers  

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