what is tertiary winding in transformer?What is its purpose?

18 Answers   Bhel,

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some meggers have three terminals. wat is the real function of the earth terminal?

2 Answers  

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What happen if 200KVAR capacitor continuesly connected to load and all the plant machinaries are not in working?

4 Answers  

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why DG neutral is earth?

4 Answers   HP,

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why is efficiency of transformer more than that of other rotating machines?

1 Answers  

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What is current & voltage ? Voltage perform at any load without current or not?

0 Answers  

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it is clear that volts equal to the current as per ohms law. is it appliable to the AC power or only for DC. if it is appliacable to AC in transformers when voltage increases the voltage decreases ????? why??????????????

13 Answers   Bhel,

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what u meant by shock ? whether it depends on voltage or current

12 Answers  

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Between rotating armature type and rotating field type arrangements which one is adopted for large rated alternators and DC generators.Why there is difference in the choice?

1 Answers  

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What is the minimum IR value of HT/ LT cable? Pls post separetely!!!!!

0 Answers   Bhel,

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HOW TO CALCULATE THE VT SIZING?

0 Answers   L&T,

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why doesnt the back emf hold the speed of unloaded series motor?

1 Answers  

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