Answer / umair mustafa

Superposition theorem

why for transformer protection we protect tranformer from 3rd hormonics and 5th hormonics and what is the reason of generating these horminics in electrical system?

2 Answers   Essar, LG, OPS,

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Can we see the poles in the motor?. if yes then how can we see plz tel me

2 Answers   MRF,

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Why delta connected motors are used normally.

4 Answers  

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working principle of AC Servo Motor with its construction

0 Answers   TATA,

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Require Generator Capcity ( KVA ) for 3 Phase Motor having 4.7Kw with starting current of 16amps?

1 Answers  

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why core is useful for a transformer ?and also in its operation ?

0 Answers  

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I am an electrical engg and has got selected in wipro should i go there now or try in some core company ?

3 Answers   Wipro,

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can a motor acts as a generator

8 Answers   Cummins,

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Why ELCB trip, when neutral touch with ground?

1 Answers  

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what is the difference between Resin Cast CT and Oil cooled CT?

1 Answers  

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when we use neutral line as grounding.

1 Answers  

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Transfer function is == ? a. Mathematical model b. System with no physical structure c. Can be calculated through differential equations

1 Answers   CCP,

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