sir what is the minimun earth resistance value of an industial bit and grid bit ? and Why?

1 Answers   Kirloskar,

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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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Why have the transformer one earthing to their neutral? Why have the transformer many earthing to their body?

1 Answers  

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what will happen if u run induction motor beyond its rated speed

13 Answers   Adani, BARC, Bescom,

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Usage of flywheel diode in relays

0 Answers   Jindal, Voith,

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what is legal process of dg set?

0 Answers   Dutron Polymers,

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in ac system the current wave form becomes zero for every half cycle then how can we get continuous supply can any one answer to this plsss

2 Answers  

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wat is power factor

7 Answers   IOCL,

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what is the value of current as well as voltage upto which we will not feel shock and why?

3 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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what are cable earthing and bus earthing trucks?when and where they are used?

1 Answers  

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Iwould like to know barc interview questions

0 Answers   BARC,

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