transmisancy eficencey calculation formula

1 Answers  

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Which motor will you choose which can operate in both lagging as well as leading power factors?

0 Answers   HPCL,

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which %age of corona losses increses if frequency is increased to 25%.

3 Answers   ADCET, Maihar Cement,

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how is differential relay working in transformer.comparison with generator defferntial relay

1 Answers  

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Where is the center of magnetic field in alternator

1 Answers   GMR, Siemens,

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why Square root 3 used for three phase?

2 Answers  

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how to choose the cable rating for load (KW)? EXAMPLE.50KW load

14 Answers   ACC, NCUI, Polycab, PowerSol, Siemens, SW,

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Which type of control system is expensive — closed loop or open loop?

1 Answers   GE,

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IN star -delta motors normally first operated in star mode {absulated given (r-y-b) phases after one miute change in delta mode in this case i am change phase sequience for example R -PHASE TO CHANGE Y-PHASE ;Y-PHASE TO CHANGE R-PHASE SO THIS TIME MOTOR WILL HAPPEN RUNNIG MODE EIGHTER(OR) STOP MODE(TRIP MODE)

6 Answers   MacLellan,

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What is nyquist contour?

0 Answers  

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If the generator will not synchronize, what will you do?

3 Answers  

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what is units of resistance

3 Answers  

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