Answer / naresh garg

Earth is the part of the circuit directly connected to
earth and is at absolute earth or zero potential while
nuetral is part of circuit may not neccasarily be at zero
potential

Answer / alekhya

Earth is nothing but ground,which is a combination of both +ve & -ve paricles(particles may be ions or electrons),whose potential appears to be zero.whereas neutral in the circuit provides a return part,and if there is any problem of high voltages in the circuit the neutral is connected to the ground.

america 60hz electric supply is used; but india it is 50hz; why? and if we use 60 hz supply what changeg has to be done or all the equipment has to be thrown which has rating of 50hz frequincy

1 Answers  

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please send me privious exam's queation papers of section engineer(electrical).

0 Answers   RRB,

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What is meant by short-pitched winding?

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What will be the current if the resistance total in a series circuit doubles?

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why a diode bridge is provided in vcb control circuit ?

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synchronous motor of 13.5MW having which type protection? and how to set relay?give me relay setting calculation for different protection for this motor assume efficiency,power factor and other term if neccecery

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how power saving takes place through VFD?

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what is difference bwt active&passive component

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Any body can help me in getting LT panel test procedure.

0 Answers   TATA,

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what is Different between Bilinear and Unilenier?

0 Answers   ABB,

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What should be the voltage between neutral and earth of a UPS?

4 Answers  

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Is a current transformer step up or step down ?

2 Answers  

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