In 3pin or 5pin socket why the earth pin is bigger

3 Answers  

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why two fuses are used in battery charging room?one in positive line and the other in negative line?do any DC system require two fuses?

1 Answers   HPCL,

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What is the range of the stator resistance of 3 phase induction motor?

1 Answers  

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What is Star Delta Connection, where it is applied & what for it is used

4 Answers   Premium Transmission,

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Clearly Define Active,Reactive,Apparant power.Which applications used which power above metioned power?

9 Answers   Summit Power,

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why induction motor speed is decress with increase in load? how synchronous motor speed is constant?

1 Answers  

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what is the different ratings of ACB/VCB/SF6 which is used at HT side

3 Answers   Hosco,

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why in large rating C.T.s equipotential wires are used?

2 Answers   Essar,

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1. What are the types of Transformer?

1 Answers   Valdel,

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what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?

0 Answers  

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what does happen if generator frequency fall in running condition & what should require immediately

4 Answers  

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what is RMU ?

26 Answers   MacLellan, Shalaka Infra Tech,

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