Elaborate the term "rotating magnetic field"

2 Answers   APTransco,

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What will happen if we give DC supply to AC motor?

9 Answers  

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The power supplied to a 33microF capacitor from a 120V, 60Hz source will be

0 Answers  

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What is the most accurate way of testing ELCB?ELCB is better than RCD?

0 Answers   GECO,

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Why space heater is required for each verical bus bar chamber? if one space heater is adequate or not for anti condensation?

0 Answers  

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why the 4 terminal are named as main, line, common, voltage (M, L, C, v) of a wattmeter?? why not its nameed as A,B,C,D??

6 Answers   Jindal,

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how do we fix the rating of mcb required for a specific capacity of the electric motor

2 Answers  

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why the motor is rated as kw& transformer as kva

7 Answers   Areva,

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what objective books are good for preparing for PSU's?

3 Answers   NTPC,

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There are a Transformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?

4 Answers  

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From past few months I am getting lagging pf even though sufficient capacitors used in circuit. Where is the problem pls answer

0 Answers  

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what is star&delta connections?

5 Answers  

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