why can tv operate at low voltage??

2 Answers  

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When One Phase PT Missing (voltage drop ) this time current is zero of This phase(PT Missing Phase) and current is Not Zero of other Phase but PF is always Low That Why

0 Answers   HCL,

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what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:

0 Answers  

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what id a dry type transformers and its function ?

0 Answers   Wipro,

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Please send 110 kv sb station full single line drawing(sld)

0 Answers  

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why in generating station generation voltage is 11 kv

1 Answers   L&T, Usha Martin,

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How phase displacement change in the over current relay coils.

0 Answers  

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Which are resistive loads & which one are inductive loads : Refrigerator, Split air conditioner, ceiling fans, well pump, fluoresecent bulbs, T.V, CRT Monitors, Adsl Routers, C.P.U, Printers, Deep Freezers, Speakers, DVD Players, Microwave oven etc. ? Output Power for these Appliances Would be same like this : P = V * A * P.F Or would be changed ? thanks

0 Answers  

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what happens when one of the phases out 0f 3 phases been removed under working condition and no load condition will the machine run if so plz send me why

2 Answers  

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can the measured percentage error during calibration of single phase energy meter be negative?

0 Answers  

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What is the actual meaning between the energy conservation and energy saving ?

3 Answers  

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What is the use of iron core in a transformer?

0 Answers  

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