We know flow of electron is current . But why electron flow from negative to positive and current from positive to negative?

4 Answers   Power Grid,

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What do you meant by soft start?

1 Answers  

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what is the use of the puls transformer in UPS & how it works???????????

0 Answers  

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how many transformer

8 Answers   Dalmia Group, TATA,

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Difference between ups and invertor

3 Answers  

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why noise occurn when transformer is working ?

1 Answers   Honda,

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What is the advantage of AC supply?

5 Answers   PSU,

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Why synchronous motor runs at a fixed speed? what is the name of that fixed speed?

4 Answers  

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how to calculate cable bending angle in a trench?

2 Answers   Eastern Cement,

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why put integration for capacitorand differation for inductance

1 Answers  

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how you can select circuit breaker for 2000kva transformer?

9 Answers   TATA,

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What is the diff. between two phase & three phase supply.

7 Answers   Crompton Greaves,

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