what is the use of earthing ?

8 Answers   Electrical Tech,

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Any one can explaination about calibration with rotating sub standards?

0 Answers  

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why there is a humming noise in transformer

8 Answers   Bhel,

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differentiate PLC,DCS,SCADA?

1 Answers   SAS,

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what are tpes of insulaors& its uses

1 Answers   ABC,

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is there any device that works properly accept relay, it may be fuse but if i want fuse of 33kv 300 amp it is avaliable, pls give me details

0 Answers  

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Why consider motor rpm to select capacitor for motor

1 Answers   KSEB,

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It is a three inch fan and i want it to rotate to other direction .I've tried cutting the wire and reconnecting them inverse like black to white and white to black ,but it won't start rotating when i plug it in that way.And then it works again when i rejoin the wire to the way it is. I don't know what causing the problem.Is there anyone familiar with these small mortor?Any suggestion would be appreciated.Thanks!! http://i296.photobucket.com/albums/mm163/sasukebloodwheel/110527-105859.jpg

2 Answers  

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What is the difference between the transmission line and distribution line?

0 Answers  

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what is high tension ? specify the range?

3 Answers  

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What are the types of control system?

0 Answers  

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How to Calculate 11 KV Side Cable size of a 250 KVA Oil cooled transformer

2 Answers  

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