Why reverse power relay is used?

12 Answers  

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I am doing apprenticeship training at HT switch yard in NLC. How can i get electrical c license. ??? What r the rules for getting it as an apprentice? ??

0 Answers  

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i am gng to visa interview this july i have 4 backlogs gre 1010,toefl 75,pls give me the tips pls pls

0 Answers  

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what is the differance between HT motors And LT MOTORS.

0 Answers   Empire Vitrum Glass, Sappi,

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any idea abt REVERSE METERING concept.........?

0 Answers  

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One 15kw motor Why we used star delta feeder?why not used DOL please explain in details

3 Answers   BMM Ispat, GSK, Pitti Laminations,

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WHY CAPACITOR IS NOT USED FOR THREE PHASE MOTORS DURING STARTING

1 Answers   Quest,

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why we are maintain phase to phase clearence

4 Answers  

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if the synchronizing b/w generator and busbar not complete and we close the out going circuit breaker of generator then what happen ?

4 Answers  

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Draw a circuit diagram in which if button is open we can use socket and bulb as a series test circit and if button is close than simple we can use socket as any load purpose.

0 Answers  

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what is a relation of energy in electromagetic field

1 Answers  

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Why can't we parallel the secondary circuits of two voltage transformers?

0 Answers  

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