Answer / d r v n murty

to prevent from arc

aeroline vibration is present

1 Answers   DVC,

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how much insulation resistance 11kv & 33kv under ground cable between earth to phase & phase to phase.

4 Answers   Siemens,

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Why we use neutral cable just half from phase cable.Tell me briefly,please.

4 Answers  

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what is difference between c-power & u-power air circuit breaker?

2 Answers   Areva, IIT, Marine Electricals,

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Why choke coil is connected in series with starter in tubelight??why starter is connected in parallel to tubelight??

0 Answers  

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why insulation cost is more in underground cable than in overhead line?

2 Answers  

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During underground cabling in landscape area what did we cover the cable with to prevent the electric shock & protect the cable?

0 Answers  

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in three pin plug 6 Amp. 220v AC rating. why earth pin diameter is higher than ohter two pin? what its purpose ?

6 Answers  

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a.c&d.c motor&generator

2 Answers   Vizag Steel,

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What is the difference between ELCB and RCCB. Please define the working of both.

6 Answers  

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Explain What will happen when direction of field current is changed (i.e, field excitation is reversed) in the following machines? 1) Alternator 2) Synchronous Motor 3) D.C Generator ( Shunt or Seies ) 4) D.C Motor ( Shunt or Seies )

3 Answers   NTPC, Transco,

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what are the effects when the frequency is decreased in any ac machine

1 Answers  

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