Answer / k.prakashchandra

In case of twin core the return current is in opposite direction resulting in zero magnetism

What is the difference between ARC & SPARK?

4 Answers   OPTCL,

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y we use neutral,all r told its used to for closed path..k its a just used to closed path,in a transmission line y we put same conductor used n both phase and neutral..if we use less than phase conductor in neutral mean we ll reduce cost its right r wrong..if we use mean any problem occur in transmission line..

0 Answers   ME,

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How do you know when the battery is fully charged?

6 Answers   ABB, Pricol,

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Why corona takes place?

4 Answers   L&T,

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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how to protect motor in dol starter having capacity of 30 hp.40 hp?

0 Answers  

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

1 Answers   Kirloskar,

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How transformer winding & oil gets heat.

3 Answers  

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What are the advantages of using distance protection schemes as opposed to normal overcurrent/ earth fault protection on high voltage feeders.

0 Answers   Eskom,

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WHAT IS OLTC OF TRANSFORMER? WHERE IS ITS USED EITHER ON PRIMARY OR SECONDARY SIDE OF TRANSFORMER?

2 Answers  

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how moving coil indicator works?

1 Answers  

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To have variable speeds we use a. Induction motor b. Traction motor c. Shunt motor

1 Answers  

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