Power Systems For variable heads of near about but less than 30 meters, which type of turbine is used in hydro power station? Pelton Francis Kaplan None of these Pelton Francis Kaplan None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In an induction relay for a particular current setting the operating time 4 sec. When the time multiplier setting is 0.8 if the time multiplier setting is rest to 1 the operating time is 1. un changed. 5. 10. 1. un changed. 5. 10. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following materials can be used as coolant Any of above. Heavy water. Helium. CO2. Any of above. Heavy water. Helium. CO2. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following relationships are not valid for short transmission lines B = C = Z All of these Is = Ir A = D = 1 B = C = Z All of these Is = Ir A = D = 1 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Earth fault relay uses the which of the following sequence currents? negative sequence zero sequence any of the above positive sequence negative sequence zero sequence any of the above positive sequence ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has self and mutual impedances of 0.8 pu and 0.2 pu. Find the positive, negative and zero sequence impedances respectively? 0.6, 0.6 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 1.2 pu 0.6, 0.6 and 1.2 pu 0.8, 0.6 and 1.2 pu 0.6, 0.8 and 1.2 pu 0.8, 0.8 and 1.2 pu ANSWER DOWNLOAD EXAMIANS APP
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