Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?

0 Answers  

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What is difference between mcb and mccb.

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what is meant by Ac & DC drives where its useful ? how its functioning ?

3 Answers  

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A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?

0 Answers  

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difference between slippring induction motor and Generator?

1 Answers  

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what is HI POT test

4 Answers   Suzlon,

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Why used in netural grounding transformer for netural side

2 Answers  

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what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks

0 Answers   PCL,

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our scope called one core cable for distribution system so we like to use 4 core cable with one equipment grounding conductor so what kind of technical reasons i can say that the 4core is better then 1 core,

2 Answers   Elite Construction,

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How can you limit the fault level in a power system?

1 Answers   Alfanar,

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to improve the existing power factor whether capacitors have to be added in series or parallel.and why

3 Answers  

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what is meant by CT burden = 10 VA?

1 Answers  

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