what is the difference between EMF and potential difference??

3 Answers  

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Difference between control junction box (cjb) and power junction box(pjb)?

0 Answers  

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what is pmg and its use

2 Answers  

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1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 Answers  

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Pole of s-plane gives the information about?

2 Answers   CCP,

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what happen for input voltage output voltage input current output current and kva if we increase primery winding in transformer?

1 Answers  

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Does human body can effect the electric shock when stand on Insulated material?

2 Answers  

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What happen in ups if phase reverse?

0 Answers  

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i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

0 Answers  

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At site, we have 30Kw motor (3 phase, 400V,50Hz) and FLC 54A as per the nameplate. At the time of starting it draws 840A instead of 390A (7.2%). As per the data sheet also its 390A starting current. it thru a dol starter from the MCC. can anyone tell what is the problem in the motor

5 Answers   ME,

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how the calculation is done if the DG set require for the -- -48 to -51v 4000 ah battery set .

1 Answers   BSNL,

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How Can we calculate current carrieng capacity of Copper Bus-Bars and Alluminium Bus-bar

2 Answers  

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