Answer / k.prakashchandra

Both are one and the same regarding the function. Higher
capacity choke is called ballast.

Answer / simon

1.Choke is a type of x-mer which step down's 250v a.c in to 110v a.c.
2.Blast is a electronic circuit which converts 250v a.c into 110v pure d.c.This effect produces a rapid & continuous flow of electricicy.

PRV (Pressure relief valve) Trip with oil splash outside power transformers

1 Answers   Khan,

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how net resistance islow in star connection and viseversa in delta connection...? if anybody could explain in detail it wud be helpful.

0 Answers  

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working method of railway electricl loco in single wire 25000 volt

1 Answers  

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dear all, in motor operation , motor is of 100 hp and bimetal relay setting is 130 amp, if relay is getting tripped on 120 amp balance current what can be the reason? Relay is newly replaced. I dont know but is there any frequency effect in thit case? Can frequency variation affect bimetal relay operation?

1 Answers  

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What is reactive power?

7 Answers   Suzlon,

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How much area is covered by a single lightning arrestor to protect object from lightning strokes ?

1 Answers  

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How will I know that how many batteries I should connect to my UPS unit?

3 Answers  

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Why in USA supply voltage parameters(230V,60Hz)are different,is there any advantage please brief.

1 Answers   APC, DRJ ARDE,

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what perpos use cepacitors in motars,fans,lights,and LT panal

1 Answers  

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In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?

0 Answers  

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What is the possible cause for failure of lightning arrestors in outdoor substation under normal condition

0 Answers  

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what is impedance in a transformer? how can i calculate it?

1 Answers  

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