What is difference is of VSD,VFD,VSDS, are they the same as the direct current to control dc using above mention

0 Answers  

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is it value of power factor is more than unit. whats effects in the source supply

0 Answers  

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in a transmission line the aluminium cor is sarrounded and in between there is a another type of matrial what is that?

7 Answers  

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what is meant by poly phase induction motor ? how its operating by single phase or three phase?

0 Answers  

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Buchholz relay is used ………. a) protection T/F b) oil T/F c) Air core T/F

8 Answers   Engineers India Limited,

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WILL SCHNEIDER MAKE ACB(MASTERPACT)TRIP ON REVERSE POWER?

0 Answers   Schneider,

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What is meant by harmonic distortion?

0 Answers  

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why we still use sinusoidal waveforms for transmission and utilisation (we know generation is sinusoidal), instead of other ac waveforms such as triangle, sawtooth, square etc.,? is there any mathematical derivations to prove sinusoidal is efficient than others?

1 Answers  

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WHAT IS THE DIFFERENCE BETWEEN RESISANTANCE AND IMPEDANCE IF IMPEDANCE IS MORE THAN RESISTANCE AT SAME VOLTAGE CAN WE HAVE RELATION DERIEVED BETWEEN THEM

4 Answers  

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whu the transformer noise during running condition?

1 Answers   NTPC,

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why near the transformers, the Jelly(small white colored rocks)are poured.and what are conditions for that?

3 Answers  

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Can we use generator transformer as step down transformer? How?

3 Answers  

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