what is use of substation? Any book on how to instal or construction of substations?

6 Answers   Siemens,

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What are the reasons for AVR failure in LT DGsets ?

2 Answers  

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The advantage of free wheeling diode in a Full Ware rectifier is -reduces the harmonics -Supplies the voltage at negative vlotage

4 Answers   GNFC,

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in a dc motor we supply current only to the armature conductors,from where is the field winding gets excited then??

3 Answers   RRB, Siemens,

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what is the function of Choke?

9 Answers   Airport Electrical, Cummins, Tamco,

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How to determine earth fault level to set relay for a normal distribution system of 11 kV , 100 A load????????

1 Answers   TCS,

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What is speed mode?

0 Answers  

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how to select a capacitor, i mean we use 3.5 mico ferad cap for a celling fan,but how to select a cap for 1h.p motor,etc.........

1 Answers  

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what is the distance b/w EHV lines? 1.8m 2.11m 3.4m 4.14m

7 Answers   HAL,

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when will be the iocl interview results ifaced the interview on september 8 th

0 Answers   IOCL,

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what could be the reason of a burnt current transformer in an electrical panel

1 Answers   ERWAT,

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How can we calculate D.C.Load current in terms of A.C. load current?

2 Answers  

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