Power Systems Corona loss is ----------------- on hilly areas than as plain areas. less remain same more None of these less remain same more None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems For variable heads of near about but less than 30 meters, which type of turbine is used in hydro power station? None of these Kaplan Pelton Francis None of these Kaplan Pelton Francis ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase transmission line has its conductors at the corners of an equilateral triangle with side 3m. The diameter of each conductor is 1.63 cm. The inductance of the line per phase per km is 1.182 mH 1.232 mH 1.043 mH 1.093 mH 1.182 mH 1.232 mH 1.043 mH 1.093 mH ANSWER DOWNLOAD EXAMIANS APP
Power Systems What are the methods of laying underground cables? Both A and B. Direct laying. None of these. Draw - in - system / duct - pipe laying. Both A and B. Direct laying. None of these. Draw - in - system / duct - pipe laying. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used to protect electrical equipment against power frequency of over voltages. direct strokes of lightning. over voltages due to indirect lightning stroke. over currents due to lightning stroke. power frequency of over voltages. direct strokes of lightning. over voltages due to indirect lightning stroke. over currents due to lightning stroke. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of insulator discs required in string insulator, if operating voltage is 220 kV and maximum voltage of each disc is 11 kV? 20 21 13 10 20 21 13 10 ANSWER DOWNLOAD EXAMIANS APP
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