Answer / pillay

It is armoured.to arm is to protect against harm. So
armoured cable is cable with some kind of protection like
steel wire, copper tape, lead covered, pvc, xlpe, or steel
conduit or some other type.In unarmoured cables it is
unprotected cables other than electrical insulation.Than the
user decides to provide the necessary mechanical protection
as necessary.

what is FET

1 Answers  

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what is the earth to neutral voltage(maximum and minimum) according to ieee standards

4 Answers  

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What is excitation in case of dc motor?

0 Answers  

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why generaotr rating is in kva and dc motor in kw?

7 Answers   Bhel, NTPC,

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Dear friends I want to design busbar for1600 kva transformer(i.e2100 amps) what are all the factors to be considered before selectinga busbar what are all the standard sizes of busbars what is the formula for finding current of copper and aluminium busbar

0 Answers  

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why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?

2 Answers   QRG Health City, Siemens,

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if we use fuse in neutral what will happen?

9 Answers   L&T,

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why Y CONNECTION IS BETTER INTERMS OF EFFICIENCY AND P.F FOR A LAOD LESS THAN 40% AND WHY AFTER DELTA IS BETTER FOR > 40%

0 Answers  

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why transformer rating is expressed in kva.

4 Answers   Electrosteel, L&T,

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If i connect aload to phase taken from one transformer and neutral from another what will happen.

2 Answers  

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how to decide choke rating for drive?

0 Answers   Reliance,

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Can we inject more current in ct primary paralleling 2 loading transformers/Injection kit at a time?let ct ratio be (5000/1A)(per kit rating 2000A range),i need to inject 5000A,if this cant b done means wat is d optional?

1 Answers  

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