Answer Posted / dinesh kumar

SCR circuit -In order to overcome surge voltage the
snubber circuit (capacitor & Resistor/Inductor )are used.

which of the following elements is not present in stainless steel

2541

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Electrical 'C' license full abbreviation , and full form

1904

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What are diffrent type of road taxes?

2035

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What is an ideal transformer?

1185

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Meaning of ingrace protection for motor.for ex IPXY

2930

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What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???

2181

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Meter p.t. ratio= 3×230/400 , c.t.ratio = 3×1 (2) A what is m.f.

1756

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i have attended the interview on 4th June,08 at Kolkata in IOCL, can anybody tell me what is its result

1985

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i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license

1738

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Explain the functioning of diode?

1103

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how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.

3378

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Can u explain : what is supply for train (whether a,c or d.c ).I know that supply is 25000v a.c .But there is rumour that supply is D.C. And also explain how lights and fans inside the trains are working ,and what type of motors are used in trains whether D.C motors or induction motors .If d.c motor, how it gets supply.If traction motors are used then what are traction motors and its functions and how it differs from other motors and also explain about locomotive . y d.c series motor in train.train wheels r driven by D.C shunt motor ,at what voltage,and at what speed. please reply..............

1823

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What is meant by positive and negative feedback?

1054

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what is control supply rating of a machine

1993

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can we use trip light with bus coupler?

1950

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