why magnet has north and south poles only why not east and west and why we are considering as north and south poles? why cant we consider as east and west?

0 Answers  

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who can measure the size of power cable?

0 Answers   Chanar Sugar Mills,

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Why we use two wattmeter during block rotor test and no load test of 3phase induction motor? And how can we understand the neat power requirement of from this test?

2 Answers  

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why we grounding the neutral of a transformer?

3 Answers   GAS,

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if step down transformer step down the voltage,will current will also be proportional step up. If yes then how transformer handle such a large current?

4 Answers  

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In transmission line the line power loss only accured at resistance the inductance and capacitance wont consume power is it correct?

2 Answers  

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Why the efficiency of generator is more than motor in swinburne's test

0 Answers  

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Explain Creepage Distance of Insulator

0 Answers   ABB,

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why ELCB's are not useful for operation theater equipments ?

4 Answers   Reliance,

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WHAT WILL HAPPEN IF INPUT SUPPLY OF RCBO IS CONNECTED TO OUTPUT SIDE

2 Answers   ABG Shipyard,

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In CDG type IDMTL realy O/L , E/F, O/C which are used for out going feedrs,on R-phase o/c element, Y-phase , e/f elecment and on b -phase o/c element will be connected . Why the earth fault on center phase only, why not on other two phases?

2 Answers  

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what is the diffrence between current transformer and voltage trasformer

3 Answers  

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