Power Systems Maximum power transfer capability of transmission line can be increased by All of these Parallel transmission lines Using bundled conductors Using series capacitance All of these Parallel transmission lines Using bundled conductors Using series capacitance 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? 0.76 Hz 0.85 Hz -0.76 Hz -0.85 Hz 0.76 Hz 0.85 Hz -0.76 Hz -0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems India’s largest thermal power station is located at Chandrapur. Neyveli. Sarni. Kota. Chandrapur. Neyveli. Sarni. Kota. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A string insulator has 4 units. The voltage across the bottom most unit is 33.33% of total voltage. Its string efficiency is 25% 75% 33.33% 66.66% 25% 75% 33.33% 66.66% ANSWER DOWNLOAD EXAMIANS APP
Power Systems If in a line, resistance and reactance are found to be equal and regulation is zero, then load will have 0.707 leading power factor unity power factor 0.707 lagging power factor zero power factor 0.707 leading power factor unity power factor 0.707 lagging power factor zero power factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Two insulator discs of identical capacitance value C make up a string for a 22 kV, 50 Hz, single phase overhead line insulation system. If pin to earth capacitance is also C, then find the string efficiency? 75% 86%% 90% 50% 75% 86%% 90% 50% ANSWER DOWNLOAD EXAMIANS APP
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