Answer Posted / prasad

simple answer..Machine safety & Human safety under all
cinditions

physical identification of HT & LT panel

1675

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what is proper capacitor placement? How to evaluate capacitor size?

2126

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What are the basic elements used for modeling mechanical translational system?

1122

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what is the effect of vector group while phase sequence of a generator changes,whether the vector group changes or not

2109

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What are the section criteria for cables. Now everywhere XLPE power cable is used or PVC is also used?.

1671

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how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me

2266

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how to select diiferent power transformers of same capacity on no load loss and full load loss by economical point of view.?

1974

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For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

2324

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For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

2997

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Given a collection of points P in the plane, a 1-set is a point in P that can be separated from the rest by a line; i.e. the point lies on one side of the line while the others lie on the other side. The number of 1-sets of P is denoted by n1(P). The maximum value of n1(P) over all configurations P of 19 points in the plane is 18

2166

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What must be the distance between the Earth pit which are grounded from two different sources. Example: Distance between the earth pit for LV Panel-1 & 2

2076

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hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

2132

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What is the slip speed?

1091

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how to measure earth resistance of a substation

3327

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What is nichols chart?

1333

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