why dc exicitaion used in ac motor....?

2 Answers  

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Which addressing mode contains the address for data as a part of the instruction in 8085.

3 Answers   Ecil,

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why and where we use early make & late break contacts in protection?

0 Answers  

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if a 3phase 100kva distribution transformer , 400 v,50 hz, 4-wire system is loaded at 160 k.w mostly 1-phase Lighting & Airconditioning split a.c load what will be the net effect on the power system in terms of voltage, powerfactor, current , efficiency of xformer

1 Answers  

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Why negative feedback is preferred in the control system?

0 Answers  

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how many earthing should need for UPS, where its connected

7 Answers   HCL,

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What should be the height of basement according to NBCC code?

0 Answers  

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why the earth conductor in top of the tranmission line ?

2 Answers  

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i want to know how to calculate the battery capacity based on the UPS . ex i want to run have one kva UPS Which should run 10 hours ? in that case how many batteries to be installed and what will be the AH Value .

2 Answers  

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How to put breaker in service / test position.

1 Answers   KSEB, L&T, Siemens,

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sir please send me previous year questions of jspl through which i could prepare myself fpr the test.

64 Answers   FGH, HFT, Jindal, Jindal Steel and Power, JSP, JSW, Lin Engineering,

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Can any body tell gulf interview question for experienced electrical engineer ?

0 Answers   Gulf,

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