AIR GAP IS TERMED AS USEFUL. WHY?

5 Answers  

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how to find the resistance

3 Answers   Saint Gobain,

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What is the % number of various buses in a typical power system?

2 Answers  

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What is effect of over voltage and under voltage on ACB

0 Answers   EFS,

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What is the fuction of surge arrester and surge suppressor? Modern days line designes are based on which surge?

1 Answers  

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how to find the resistance and gap volatage of the diode??

0 Answers  

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How to calulate Locked rotor amper(LRA) for compressor type motors?

0 Answers   MAF Dalkia,

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What should be the protection scheme for a 15kw, 3-phase motor working in a lathe machine.

0 Answers  

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WE know that for Inductor X=2pifL,In DC f=0,then X=0 so,V=IX=0;But In the DC excitation of rotor of AC generator,DC motor field coil which coils are inductor so why does not applying DC voltage short the rotor coil of AC generator and field coil of motor?If it would then DC source might be damaged but it is not happened. Why does the strand conductor of Electrical power transmission line make twist?

0 Answers  

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How many speed of dg start motor for engine starting time

1 Answers  

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what is difference between 2 pole structure and 4 pole structure in transformer yard

0 Answers   Hospira,

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why we are using the ac supply in domestic purpose, why don't use dc supply.

5 Answers  

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