what is working of communitator in a dc generator?

3 Answers  

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EXPLAIN WHY THE SURGE CURRENT RATING OF AN MCCB OR CIRCUIT BREAKER DECREASES WITH INCREASE IN THE RATING OF MCCB OR CIRCUIT BREAKER.

0 Answers  

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in which base we defined the conductor is Dog type, Squirrel type, rabbit type, wolf type etc used in transmission line?

3 Answers   Bhel, CIL,

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What are the applications of the electric motors?

0 Answers  

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Resistance of a conductor in a close electrical ckt is practically zero why?

1 Answers  

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What is the basic difference between directional and non directional over current protection?

1 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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single phase for 230 then why three phase are 440 volt

4 Answers   ACIL,

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What is the function of the generator exciter?

0 Answers  

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When both contractor star & delta is hold in star delta motor ?? So what happen in this case ??

1 Answers  

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difference btw neutral and ground?

2 Answers   ERG,

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When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

0 Answers  

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