Answer Posted / nagarjun

Apply 1.732*v*i*cospi.. We hv to know Wt the supply voltage is..

What is the need of generator relay panel

2099

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Whether amorphous core transformer is commercialized or not:Name of company making amorphous core transformer and what are different rating?

1799

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WHATIS TIME CONSTANT? WHATIS ITS SIGNIFICANCE? ILLUSTRATE THROUGH EXAMLES.

2240

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can anybody send the rrb chennai &rrb bopal question papers of 2006&2007.My exam is on 12 oct 2008.Its urgent

2050

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What is true sine wave or pure sine wave inverter?? Is it sine wave or step wave?? If it is step wave, waves with how much step is considered as pure sine wave? Is it possible to produce pure sinewave using power electronics?

1870

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IF DISTANCE IS 100METERS B/W AMP.METER AND CURRENT TRANSFORMER WHAT WILL BE AFFECT IN ACCURACY .METER CAN SHOWING ACCURATE CURRENT OR NOT IF NOT WHAT CAN I DO TO GET 100% ACCURACY.

1839

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we have two motors 1250kW,6.6kV to be coupled on the same shaft ,so please provide assistance for their synchronisation.

2065

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DIFFERENCE BETWEEN NORMAL TRAFO AND THRISTER TRAFO?

2615

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What is the function of NER and NET?

2446

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how to find 5 kilo meter long under ground 33 kv cable fault location if IR VALUE shows 0.05 M ohm @5000 volt.and cable fault locator shows some time fault distance 3 kilo meter ,3.7 kilo meter and some time 1 kilo meter? now how to find the fault location that where is leakage. note--it is tested with 5000 kv megger and insulation resistance is 0.05 M ohm. and some time 0.03 M ohm comes.

2214

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what is meant by 3rd hormonics ?

1866

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if two transformers are placed parallel & both have fault impedance of 50KA will it increase or decrease show example?

1999

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State the formula for overall efficiency of thermal power station

3039

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in 132kv substation CRT means

2622

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In layman terms, what is the difference of Dielectric strength and dielectric constant when speaking of an insulating oil

2707

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