what do you mean by lagging and leading current.explain in detail.

1 Answers  

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What is the difference between IGBT and TRIAC?

3 Answers  

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If single phase having 220v so why 3phase is440v.

7 Answers   DLF,

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while starting a liquid starter ,is there any volage drop on water/soda on tank.can we touch the tank on starting?

0 Answers  

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3phase motor 400v (induction) A.C 4kw company design 1400rpm but our requirement 2000rpm possible? attached any instrument. reply fast! contact 03343262442

3 Answers  

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how to decide the ratings of the MCCB,MCB in electrification.give me the proper thumb rule or procedure.

0 Answers   ABB,

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resistance of transformer oil=?

1 Answers   HCL,

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How to select batteries required for ups and the inverter if we Known load? And how AH is selected of battery?

0 Answers   Vodafone,

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I have 4 busbar of 1000 ampere. we use 4 busbar to make 4000 ampere in one phase.my problem is that when we applied 60% load on that then busbar produced high noise.what is the reason of that and how can i minimize that noise.

0 Answers   College School Exams Tests,

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which motor is used in electric train...???????

27 Answers   ESPL, IOCL,

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how electrical earthing maintenance done in industry?

0 Answers   L&T,

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how to measure the transformer resistance values(dyn11)?and howmuch the minimum value?

0 Answers  

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