Answer / k.prakashchandra

When the insulation is perfect ,only capacitive ( Ic) current is present . Due to deterioration of insulation ,there will be resistance and hence resistive current( Ir ). Ir/ Ic is tan delta

What is the cause for a blown fuse in one phase of primery side(HV) of a three phase transformer( 4169v-460v) in the time of closing its supply breaker. There is no load on the secondery side of the transformer in this moment.

3 Answers   Novachem,

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what are pilot cells

0 Answers   KSEB,

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operation principle of a generator? Gss, Diesel and HFO which is better and why?

1 Answers  

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What happen if ac supply is fed to rotor of the alternator?

1 Answers  

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what is feeder?

2 Answers  

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Define rise time.

0 Answers  

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Difference between ac parallel circuit and ac series circuit?

0 Answers  

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In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

0 Answers  

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How you calculate the repturing capacity of a HRC fuse

0 Answers   CPCL, RSCL,

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Why is the starting current high in a DC motor?

2 Answers  

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what is sevice settings for mccb?How can be it setted?

0 Answers  

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what is the dedicated neutral earth in ups? y its required?

4 Answers  

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