what happen if we supply ac to the field of a alternator?

5 Answers  

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What do we use in Motor core laminations..???CRGO or CRNGO..and why..????

1 Answers  

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what are the settings is there for ABB REM543 Generator Protection Relay

1 Answers  

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how inductance related to number of turns in a choke

3 Answers  

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what is form factor.and rms value..

1 Answers   IIM, Torrent Power,

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What is stray current in DC Traction?

2 Answers   L&T,

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advantages & disadvantages of Lagging and leading power factor .

0 Answers   KMSC,

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Explain how Hormonics will effect the Electrical System?

5 Answers  

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why always out of the 3 phase(RYB) of supply, in Y phase w.r.t the voltage is higher? on R & B phase the voltage will be lower as compared to Y phase?

1 Answers  

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Instead of single phase(220), if apply Phase to phase supply (eg: for lighting fixture). what will be the power formula? what will be the volt and current value? please explain me with some example.

1 Answers  

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10Hp, 3-phase, 415v, 50Hz induction motor. The above motor is to run on Star-Delta connection, so how do i make following hardware selection 1) MCB, 2) Contactor, 3) Wire Gage (Depending on P-P current or Line Current), 4) OLR, Please tell in detail how to do the above, so as to get the ans. of it even if the Hp rating changes.

1 Answers   Engro,

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what is main difference between live tank and dead tank current transformer?

2 Answers   Atul,

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