Answer Posted / rajasekar.a

3.85

what is reactive power?, why its measured in VA ? is it transient behavior of system?

2303

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What is meant by system?

1073

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what is stper motor

2421

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i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

1982

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what is meaning of bus riser

2582

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What is the abbreviation of NGT panel

2044

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What is an ac motor?

1278

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what is servo motor and how to work it.

1927

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As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

1873

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which pump used in WTP explain the function of VFD how to dtermine capacitorbank of capacity one plant

1934

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a 100mva,400/200v transformer has leakage impdce of 10% draws a steady state line currentof---------------

1928

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what is PWM in IGBT and how it works for drive.?

1667

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What is meant by time harmonics and space harmonics?

2807

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Some times to change of DOR of a motor, interchange of R & B is not effected and RYB take same current, but interchange of R&Y is effected ie change the DOR. My doubt is what is the problem in motor and how it is happen.

2003

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In hydel power plants, L.A's, S.C's are placed inside the control panel boards. what is the purpose? [already the total body was earthed to ground.]

1986

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