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.

I want to know that a 160kva diesel generator contains capacity of 160kva on each phase like R=160 Y=160 B=160 total RYB=480kva or it is total capacity of all there phases like RYB=160kva ... thanks in advance ...

2 Answers   jlpl, JP Saraswat Engineers,

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what happen if field of dc shunt motor opens? what is function of putting res. in parallel to one phase of 3 phase IM? the power supplied by 5A source in circuit is given by------Watt.

0 Answers  

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When measuring the Insulation resistance of a motor winding (winding to earth) using a megger meter, Applied voltage(1000V) was automatically reduced to 500V. and the measured insulation resistance values are also very low (in Kohm range) Can anyone give me a reason???

3 Answers  

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write down the formula of cable size in RM if current is 50Amp.

0 Answers  

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What do you mean by reverse current braking of an induction motor?

1 Answers  

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what is the exact direction of current? as we know current travels from higher potential to lower potential,so if we take battery +ve to -ve implies current direction is from positive terminal to negative terminal.,whereas electrons flow from negative to positive as they are attracted by positive ions.current will be the plow of charge but not flow of positive ions.please clarify my doubt friends.

2 Answers  

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what is the voltage between the earth & neutral 2 is there any continuity TO BE between earth & NEUTRAL

3 Answers   Suzuki,

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What is the function of NGR for the parallel operation of alternator? whats happen when different rating of alternator are running with parallel?

0 Answers   Welspun,

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What is float cum boost charging system?

0 Answers  

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what is open star connection or open delta.

1 Answers   ACC, Jindal,

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WHAT IS LOAD CELL

0 Answers   AP, TATA,

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why rating in KVA and KVAR?

4 Answers  

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