Power Systems Buchholz relay is used for protection of transformer. none of these. alternator. bus bar. transformer. none of these. alternator. bus bar. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Most commonly used material for insulator is All of these porcelain glass mica All of these porcelain glass mica ANSWER DOWNLOAD EXAMIANS APP
Power Systems The amount of ash content in Indian coal 35 %. 60 %. 45 %. 20 %. 35 %. 60 %. 45 %. 20 %. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following decides the insulation level of 400 kV, EHV line? lighting voltage switching over voltage radio interference skin effect lighting voltage switching over voltage radio interference skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems What should be the minimum depth (in metre)of cable trench to dug for laying of 1.1 kV? 1.20. 0.75. 1.05. 0.90. 1.20. 0.75. 1.05. 0.90. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The annual depreciation of hydro power plant is about 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. 10 - 15 %. 20 - 25 %. 0.5 - 1.5 %. 15 - 20 %. 10 - 15 %. ANSWER DOWNLOAD EXAMIANS APP
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