Answer / k.prakashchandra

emf of a single cell is 2V

Answer / trambakb

It is due to the fact that to make a battery work we need
atleast 2 plates viz. +ve and a -ve one.so mostly battery
voltage is in multiple of 2.

What is derating?, Why it is necessary, it is same for all means for drives, motors,and cables.

1 Answers  

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What are the test performed on A faulty transformer ?

2 Answers   Bhel,

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How does a tertiary winding filter harmonic(espcially 3rd one) from entering into load system?

0 Answers  

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When VFD is connected to a 3 phase main supply there is load current difference between incomer to VFD and outgoing from VFD.

1 Answers   Shasun Chemicals,

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the resistance of wire having length X M is R OHEM if i streched the wire to dubble length what will be the resitance

3 Answers  

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the input mechanical power of a single alternator is increased,its RPM increased but in case of an alternator synchronised with grid its RPM does not increased with increase of input mechanical power. why?

3 Answers   Bhel,

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define main transformer?

7 Answers  

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ratings of lightning arrester

0 Answers   Bajaj,

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What is meant by short-pitched winding?

0 Answers  

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why we are grounding the neutral?

1 Answers   GE,

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What is the need of ISOLATION Transformer?

1 Answers  

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How to connect a ELCB with contactor and relay ?

0 Answers  

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