Answer / vineet yadav

For the correct and proper usage off buchholz relay and to maintain the IS

Answer / parag nikumbh

Conservator tank always mounted on top for being reason during Load on transformer Oil expands in volume so excess oil will go to tank and during no load or under-load oil contracts so due to gravity it should fill up the gap in main tank,this is possible only in case if tank is mounted on top or otherwise a means is to be provided to recirculate oil to main tank which is not economical in case of smaller sized transformer.

Answer / vikram ahuja

becouse air cooling purpose.

why rotor winding in induction motor is not earthed. normally we uses star winding in rotor .why?

3 Answers   Anglo Platinum, TATA,

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why leading pf indicates a negative sign???

1 Answers  

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why Square root 3 used for three phase?

2 Answers  

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wchich motor we are using in mixer?

4 Answers  

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what is the difference between Resistance VS capacitance

2 Answers   Jindal,

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What do you mean by ratio correction factor of instrument transformer?

0 Answers  

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what are the types of towers in HT transmission

2 Answers  

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what is cogging? how it can be controlled?

1 Answers   HCL,

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why induction motor takes high current?

1 Answers   Emerson,

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What is the difference between Ceiling Fan armature and Tablefan Armature or winding.

5 Answers   Pricol,

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what is the difference b/w pvc cu conductor and cu breaded wire..?

1 Answers  

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Hi,, Just I want ask, if the power factor decrease what happen in voltage regulation? Thanks..

1 Answers  

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