Power Systems In kaplan runner, the number of blades is generally of the order of 1 - 2. 16 - 24. 3 - 6. 12 - 16. 1 - 2. 16 - 24. 3 - 6. 12 - 16. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for reduce losses proper discharging of lighting surges more surge impedance less surge impedance reduce losses proper discharging of lighting surges more surge impedance less surge impedance ANSWER DOWNLOAD EXAMIANS APP
Power Systems Suspension type insulators are used for voltage beyond 33 kV 440 V 230 V 11 kV 33 kV 440 V 230 V 11 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the surge impedance of the line voltage drop across the line copper loss corona loss surge impedance of the line voltage drop across the line copper loss corona loss ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? 0.85 Hz 0.76 Hz -0.76 Hz -0.85 Hz 0.85 Hz 0.76 Hz -0.76 Hz -0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems If skin depth is more, then skin effect is either 1 or 2 more None of these less either 1 or 2 more None of these less ANSWER DOWNLOAD EXAMIANS APP
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