Which has more losses, AC or DC??

4 Answers   Infosys, TATA,

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How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?

0 Answers  

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what is the difference between elcb and rccb ?

0 Answers   Trident,

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what is the operating time for LBB and how does the LBB relay realise whether cb is opened or not?

0 Answers  

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what is the difference between R Y B windings in three phase.does it differ by construction or by number of windings?Explain the difference between them.

3 Answers  

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why d.c. supply is given to the primary side of generator?

4 Answers  

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Why alternators are rated in KVA?

12 Answers  

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As we use capacitior bank in 3ph ckt for improvement of PF, why not we use capacitor in single phase domestric use, at our house their are many inductive equipments,like fan,mixer,tube choke,air conditioner they also draw PF... by using capacitor can they improve PF. if yes--what are advantage and how to connect a capactor in single ph,and which type of capacitor if no- what are disadvantages.

0 Answers  

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what is the function of DC panel in substation?

4 Answers  

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we often use the word HT (high tension) line.or we say HT switch gear, whats does HT basically mean. is it different from high voltage.

2 Answers  

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Role of active and reactive Power sharing in between two synchronized Generators, Droop Setting role ?

0 Answers  

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how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage.

1 Answers   FGI, OPS,

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