Answer / nupurpatel

in ac source,frequency is fluctuate
in dc machine frequency is produced constant.. 

Answer / biswa.biswa2010

only one time on this is used in dc series motor.dc series
motor is slow.

what convarts RRA in alternator ,AC to DC or DC to AC,

1 Answers   Birla,

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in star delta starter current is 1/3times the delta value how?

2 Answers  

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my N-P 230 VAC at 3 wires but i haven't any voltages at phase to phase whither my supply is 3 phase, why i haven't received these line to line voltages ?

2 Answers  

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why tan delta test is carried out in the power transformer? which parameter are measure?

1 Answers  

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IN MCCB AND MCB TERMINATIONS ARE IN-COMING ON TOP AND OUT GOING ON BOTTOM,IF WE TERMINATED INTERCHANGED TOP AND BOTTOM ITS WORKS?

2 Answers  

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How to do cable earhing? whether by grounding Armour to ground or by running extra G.I wire along with cable? which one is preferred mostly amoung them? If the second one is more preferable how many GI wires to be run along with cable (1 or 2)?

0 Answers   HAL,

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why elcb used in circuit

4 Answers   ABB,

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If a three phased motor or not working phased change on poles so how to find which one red yallow & blue

1 Answers  

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what is the reason of current flow in nutral although load is balanced (three phase equal current)

3 Answers  

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why the measure taken in multiplication factor of 11for voltage like.. 110V,220V,440V,1.1KV,6.6KV,11KV,33KV,66KV,110KV,132KV,220KV

1 Answers   Vijai Electricals,

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what should we do when the CT secodary gets open? how do we short circuit it? using tester or screw driver? not dangerous?

6 Answers  

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what is the main different between distribution transformer and power transformer ?

7 Answers   Sail,

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