why 3 phase motors are preferable over single phase motors ?

6 Answers  

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what is the VA(Voltampire)? define with calculation?

4 Answers  

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Why the ratation of fan is anticlockwise all over the world?

2 Answers   GNFC,

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How to calculate phase to phase difference in 33KV Line ,11KV Line etc.

1 Answers  

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What is the result of under frequency to the system.

4 Answers  

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differentiate between remote backup relay and local backup relay?

1 Answers  

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generally on the roadside v hav 11kv line which is being step down to 440v line to line....so any1 can tell me which type of transformer they r using whether it is star to delta,delta to star etc...???

9 Answers   Core Solutions,

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as per IE stranded what is max voltage between neutral to earth. 100 kva transformer neutral solid earth. min and max values i need to ans for RTI question

2 Answers  

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What is the Basic Difference bitween Long Shunt Connection and Short Shunt Connection in DC Generator?

0 Answers  

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why we use two slope(differential & restraining) in differential relay.but in busbar protection differential we are using only one slope?please explain

0 Answers   ISRO,

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What is pd controller?

0 Answers  

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Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

0 Answers   Kazi Farms, SKI Carbon Black,

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