1. what is the power factor of a purely inductive load? 2. Which type of transformer connection is preferred in case of power supply transformers? 3. In power transformer usually which winding is closer to the core? 4. what will happen to the generated emf if the no. of poles of an alternator is increased?

5 Answers  

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What is the rating of HT SUBSTATION and LT SUBSTATION?

11 Answers   NTPC, Sail,

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How to desaturate a saturated CT of PS Class?

4 Answers   Electrical,

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Why PS class CT is always preferred for Differential protection?

0 Answers  

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Is it advantages of having star-delta vfd than normal star vfd , if yes why?

0 Answers  

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what is the power factor

13 Answers   Heidelberge Cement,

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How stabilizer works??

0 Answers  

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can d.c.transformer exist? if yes then what its max. rating?

6 Answers  

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What is the function of restraining coil in differential relay? as well as restraining current?

8 Answers   Medical, Siemens,

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what is meaning volt-hz ration,where is necessry tomaintain and why. specialy during increase the power of generator.

3 Answers  

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Type of cable insulation?

3 Answers   Essar,

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X/R ratio in 11kv transmission line is?

1 Answers   RRB,

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