Answer Posted / rolly

weakening and distorting main field flux by the flux
produced by armatures is known as armature reactions.it
will produce problems in commutation.

Why do we need a separate control desk & PLC control panel in Boiler plant or coal handling plant? Can we provide cost effective Control desk cum PLC panel. Is there is an specific need for control desk.. kindly advice.

2314

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can i use 4 number of circuit breaker as single phase manual change over switch? if yes then how plz also send ckt diagram at nazimzamurad@gmail.com

2066

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What are the two basic types of transformers?

1111

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What are your personal skills and abilities for such a Master Course and your possible preparation to undertake this course?

1993

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What is the efficiency during maximum power transfer?

1156

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Sir, plz tell me how droop setting is done in parellel operation od DG set ? please give practical example ?

2090

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what types of cable used in underground coal mining?

1431

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Why synchorised generators are used for the production of electricity?

1135

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Why choke coil is connected in series with starter in tubelight??why starter is connected in parallel to tubelight??

3323

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What is star-delta transformer?

1144

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What is voltage divider rule?

1138

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what is the soft starter principle? how is connection diagram? what is the procedure for checking the connection?

2116

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all interview questions with answers of ntpc (2000-2009

2168

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i ha done my 10th with 71% ,ITI with 81% 11th with 75% 12th 43% apprentiship with 71% in SAT i secure 1390 ,TOEFL 27 i was refused four times and in all me interview visa officar told that i am not Qualify for study in USA but i completed my 12th yes i got low persentage in my 12th but i seen to much student they already got visa with them 3 or 4 backlocs so why they are refused me ?

3393

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what shall be no load voltage of 132/33 kV transformer ? is it 33 kv of 34.5 kV

2131

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