Answer Posted / chaitanya

1-phase induction motors with capacitor in series(as the 1-phase induction type is not self starting capacitor is used) is used for ceiling fans and..........induction motors are also used for lathe machines also...
universal motors are used for mixer grinder....

synchronous motors are used in paper mill(as the paper & textile mills are required to operate at const.speed)

What are the advantages of the three-phase motor over single phase motor?

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redundant connection in contactor?

2044

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In a voltage-controlled current source A A current booster is never used B The load is always floated C A stiff current source drives the load D The load current equals Isc

1409

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what is the grounding Calculation formula? spouse i want to provide grounding to 3phase 18kw motor or i want to provide ground to 3phase 10kva dry type transformere or you give me any exemple...... Thanks.

1441

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What do you mean by an instrument transformer?

641

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what is the difference between STAR and DELTA connection and application wise how it can be utilizedd

1723

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I want d.g.set our company

1310

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How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?

1661

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Actually I have a doubt on neutral and earth.we use Ac power without taking neutral by connecting to earth,but at that time does it affects on efficiency of any electrical components or no? If yes how?

941

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why single phase to grd test in HV cable?why not 2 phase at a time?

1798

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what is the meaning of 0.5ohm Resistance

1390

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What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?

1150

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which one is more efficient, torq, power & ecnomy with the same frame size AC motor / DC motor?

1687

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What is difference between Sample test and Routine test in safety standard?

1277

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On what cycle does thermal power plant operate?

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