Answer / vijendra joglekar

when the frequency of the motor will be decreases the speed
of the motor will be increases i.e both are indepedent to
each other for an examples cascade induction motor&pole
changing induction motor for this reason only it can be used
in all domestic appliances like cleaners ,washers,tumble
dryers&pumps etc

Answer / ravi693

Yes, by injected emf to rotor coils.

Sir, I m 3rd year student 4m DCE and want to do internship in siemens or l&t or any other mnc related to electrical engineering. please tell me the procedure 4 same and oblige me

0 Answers  

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hi friends i m from electrical branch and seeking for tech. + apti. both papers of hpcl plz get it available as soon as possible

0 Answers   Engineers India, Engineers India Limited,

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I AM GOING TO ATTEND APTRANSCO ON 26TH OCT 08.PLEASE SEND ME ANY MATERIAL OR TYPE OF QUESTIONS OR EXP QUESTIONS.

0 Answers   Power Grid,

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volts=230 c=10mf a=??

0 Answers  

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I have one ct of ratio 3000-2000/1 Amp its knee point voltage mentioned on name plate is 500-333/30mA-50mA at Vk/2. in secondary box there is three terminal named 1S1, 1S2, 1S3 then on which terminal obtained the knee point voltage ie 1S1-1S2 OR 1S1-1S3 & also specify the knee point voltage for the ratio 3000 from name plate.

0 Answers  

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what is diode? and what it is used for ?

3 Answers  

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What are the types of earthing? Explain dagramatically.

3 Answers   Siemens,

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neutral,ground & earth different b/w

2 Answers  

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The 3 phase Delta connection RB=440V, BY=350V,.......* is Line to Line voltage RY= ? And Formula....?

0 Answers  

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can we use ps class in combination with protection class in differential protection and over current protection.

1 Answers  

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whye the current increases in the motor when the load on the motor increases

3 Answers  

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Elaborate the term "rotating magnetic field"

2 Answers   APTransco,

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