Answer / muhammad ismail

http://www.alstom.com/grid/products-and-services/engineered-
energy-solutions/hvdc-transmission-systems/HVDC-Back-to-Back/

whati s the sludge current in ups

0 Answers   Future Group,

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one 60KVA UPS how can full load current tell me us formulas

1 Answers   Wipro,

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what is meant by directional earth fault and non directional earth fault? describe both.

0 Answers  

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How the size of transformer decreases if we increases the frequency?

2 Answers  

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Who is the first Bangladeshi Everest climber? Where is his home district?

0 Answers  

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what is the principal of ceiling fan and how it will rotates? what is the magnetic momentum produces inside the fan?

1 Answers  

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What is the requirement of sulphuric acid in electrical feild?

1 Answers  

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is there any difference between protection C.T and measuring C.T?if yes then what is the difference?

4 Answers   BARC, Century Rayon,

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avr is an automayic voltage regulator ... it regulates voltage before it synchronise with grid after synchronisation it regulates power factor why....

7 Answers  

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why should be the frequency is 50 hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50

3 Answers  

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What is x/r ratio?

1 Answers  

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1. Why is the speed of shunt motor practically constant? 2. Why dc series motor use to start with heavy loads? 3. advantages & disadvantages of separately excited generator over self excited generator?

0 Answers  

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