tell 2 reasons for why only copper is used in domestic wires& only alluminium in transmission lines ?10 11749
how much loading in terms of ampere can put on 5 MVA,33/11 KV TRANSFORMER having rated current 263 Amp ?????????11 24503
1. what is the power factor and whatis his losses 2. what is the working procedure of 51RNB AND 87 relay3 3599
what is divercity factor?4 5765
why transformer is conneted to dc for polarity test.it doesnt work in dc?1 5438
How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)phase to phase or phase to neutral7 25437
what type of oil is used in transformers? a)conduting b) insulating25 44492
What is the RMS and DFT principle of analogue maesurments. Which way they are advangages. where which princples give optimum results.1517
What is the technical reason for adopting color coding of three phase system as RYB.11 20256
what is the earthing condition between earth & phase.3 3876
what is the earthing condition between earth & neutral.6 7459
wat is the difference between real power and reactive power..which is useful..?and how it s useful..wat is the effect of these on a power system...10 17725
difference b/w eath and neutral10 8633
how netral CT is selected (including its details specification)8 32736
what is importance of ka in mccb2 5952
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