Whet is IGBT.How it teste

2 Answers  

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what is a universal motor? how it works?

4 Answers  

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how to decrese the PH value of liquid resistance?

2 Answers   ONGC,

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Why the rotor winding is short circuited of induction motor

1 Answers  

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What are armoured cables?

2 Answers   IOCL,

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Comparing to AC transmission, corona & R in DC transmission is……. a) lower b) higher c) same

3 Answers  

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RATING OF LIGHTENING ARRESTER FOR 11 KV LINE IS 9 KV is ok ,but haw to calculate the KA rating?

0 Answers  

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campared to ac, in dc corona loss is

4 Answers   DRDO,

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how line turns ratio changes in 3 phase with change in connection

0 Answers  

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why there is spacing between two rails in railway?

3 Answers   DS Group, RRB,

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why ELCB can't work if N input of ELCB do not connect to ground?

5 Answers  

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Disadvantage of leading power factor

3 Answers  

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