Answer / arun_sekar_1986

Electric Arc is nothign but discharge of current from
conducting medium through a gas filled device.
Ex: Vaccum Circuit Brekaer, SF6, ACB.

Answer / deepa

ITS A ELECTRICAL BREAKDOWN OF THE GAS,RESULTING A CURRENT
FLOWING THROUGH NON CONDUCTING MEDIA SUCH AS AIR.

Answer / lavanya

an arc is nothing but Ionisation of electrons through air
(or any medium ).

why we not connect the 12 V batteries in parallel to get the more backup supply for an UPS ? wheter off line or on line UPS ?

2 Answers  

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WHY THE TRANSFORMER VALUE MEASURES IN KVA INSTEAD OF KW.

4 Answers  

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Which type of DG need Netral Earthing?

1 Answers   Hyundai,

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can we use the step down transformer to step up transformer

6 Answers  

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difference between a diode and thyristor?

0 Answers  

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what is meant by MCB and MCCB? and what its full form?

7 Answers   Bajaj, JHM Hotels,

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How to determine the Power factor is Leading,Lagging & Unity ?.I don'thave any Meters.

3 Answers  

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what is Ith current?

4 Answers  

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how long will take to burst/damage for a CT when secondary in open condition? Experienced: During switchgear testing(Primary current injection test) some of the CT are in open condition, but nothing happen's why?

1 Answers  

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what you mean swtchgear(electrical)

1 Answers  

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in india why the generating voltage is like 11kv,22kv etc

1 Answers   Alstom, Ford,

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what is differnce between grounding and earthing or both are same?

3 Answers  

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