Power Systems Mho relay is used for the protection of short length lines. medium length lines. long transmission lines. no length criterion. short length lines. medium length lines. long transmission lines. no length criterion. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a none of above. low head turbine. medium head turbine. high head turbine. none of above. low head turbine. medium head turbine. high head turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Maximum power capacity of a transmission line can be increased by increasing voltage level either 1 or 2 nether 1 nor 2 decreasing reactance value increasing voltage level either 1 or 2 nether 1 nor 2 decreasing reactance value ANSWER DOWNLOAD EXAMIANS APP
Power Systems The voltage and current instantaneous values are given as 5 sin (ωt + 30°) pu and 2 sin (ωt - 15°) pu respectively. Find the per unit active power? 3.535 pu 5 pu 5.353 pu 7 pu 3.535 pu 5 pu 5.353 pu 7 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems If the fault current is 2000 A, the relay setting is 50% and CT ratio is 400 : 5, then plug setting multiplier will be 10. 15. 25. 50. 10. 15. 25. 50. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Efficiency of thermal power plant can be taken as efficiency of thermal cycle. product of efficiencies of all stages. turbine efficiency. generator efficiency. efficiency of thermal cycle. product of efficiencies of all stages. turbine efficiency. generator efficiency. ANSWER DOWNLOAD EXAMIANS APP
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