Answer / ashok

v/f ratio is directly proportional to the flux.

Answer / deepak

v/f is kept constant to avoid over fluxing

When geneartor is running in poor lagging side power factor its excitation current increases then it is running in improved lagging side.Kindly tell me when gen is running in leading side what will happen

3 Answers  

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If the neutral wire go pass through the core balance current transformer? If yes then why? and no then why?

2 Answers  

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why inductivedrop in dc motor neglected

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what is the difference between Miniature circuit breaker & motor control circuit breaker ?

4 Answers  

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diffrence between abcb and mocb

1 Answers   UltraTech,

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How to distinguish whether MCB is DC or AC looking at it physically

0 Answers  

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If there is volagte between earth and neutral, what should be the reason ? and solution * What should be allowable limit in case, if the voltage between earth and neutral exist ? / OR what is limit for safe voltage between earth and neutral?

3 Answers  

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In VSD (variable speed drive)I/P and O/P connections given wrongly what will happen?

5 Answers  

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I have done my m.tech in electrical engg discipline. Can any one please suggest me how should I prepare for getting into phd in iit or nit.How should I prepare for getting into lecturership

0 Answers  

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Basic laws governing motor and generator

2 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is onbserved the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

1 Answers  

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if i have one capacitor=80 micro farad which correct the unity power factor,but i want to make capacitor bank who correct the power factor.so,how to split this capacitance value?

2 Answers  

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