Answer / navyasree

This test is similar to open circuit test on a
transformer.During this test ammeter, voltmeter,
wattmeter readings are noted.formula for the induction
motor in no load condition in star or delta is
Wi=W1+W2 Wi=sqr(3)VIocos(pi0)

What is voltage ratio of a transformer?

0 Answers  

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During speed control of dc shunt motor with flux control methode,when armature voltage is constant, How can it possible to increasing the armature current?

1 Answers  

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Application wise, where we should use AC motors and where we should DC motors?

1 Answers   Nespak,

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A LT ckt i mean 440 volt flow of current100A.at this time HT current what will ON 11 KV &33 KV.plz givemy answer with example

2 Answers   Neptune,

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Hello Friends, How can we recognize the CT Star Point is S1 or S2 in case of Electro Mechanical Relays and what is meant by Restraining coil in relays and what is the purpose of that.. thank you in advance..

0 Answers   Siemens,

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The rotor current is directly proportional to slip. How?

3 Answers  

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Why dc Supply used in Control circuit.

12 Answers   HP,

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what will happen if dc motor given ac supply

11 Answers   Mahaveer,

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why can't we provide dc supply to a transformer?

2 Answers  

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hi friends ,iam working as genset AVR service engineer in electrical field from past 2 yrs throughout india . i plan to shift in some other job without travelling in same field because i con't travel,i dont know what i do for that so please guide me what job is suited for me,how i can serch the job please anybody helpme iam totally confused

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EARTH AND NEUTRAL ARE JOINTED OR NOT?

7 Answers  

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Inductor and capacitor ........ power in one phase and ...... it in another phase. if any body found this gaps answer.please sent me to habib_eu2008@yahoo.com

2 Answers  

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