Why 50hz and 60hz frequencies are used by the world, why they are not taking 55hz?

3 Answers  

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if any body have question paper of railway (section engineering),then plz send me .i will thank of him/her.

0 Answers  

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what is the distance b/w EHV lines? 1.8m 2.11m 3.4m 4.14m

7 Answers   HAL,

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what is the use of CurrentTransformer in AVR ?

2 Answers  

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in case of three phase induction motor,when it is connected to three phase supply,why the magnetic field is rotets around the armeture?

5 Answers   Hindalco,

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Why do we avoid electrical conduits in floors at apartments?

0 Answers  

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how we can calculate chiller required ampear?

0 Answers  

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What is a LBB protection and why it is used?

2 Answers   Gridco,

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why name plate detail HP/KW rating of a motor is different from measured value HP/KW using formula?

1 Answers   MAHINDRA,

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Parts of machine and their discription in details with suitable photo

0 Answers  

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IN CONTROL SYSTEMS Y WE NEED TO KNOW THE STABILITY OF THE SYSTEM?WHAT IS ITS PRACTICAL USE?

2 Answers  

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Transmission voltage is kept 11KV,33KV,66KV,132KV,220KV due to form factor. What happen to 400KV and 765KV transmission voltage?

0 Answers  

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