Power Systems Load frequency control is achieved by properly matching the individual machines reactive powers. generated voltages. generator ratings. turbine inputs. reactive powers. generated voltages. generator ratings. turbine inputs. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sag in an overhead line increase, tension in the line increase remains same decrease None of these increase remains same decrease None of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Pelton wheel turbine is a none of above. low head turbine. high head turbine. medium head turbine. none of above. low head turbine. high head turbine. medium head turbine. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conductor carries more current on surface as compared to core. This is called as unsymmetrical fault All of these corona effect skin effect unsymmetrical fault All of these corona effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal power plants the size of coal after crushing 300 mm. 40 mm. 20 - 25 mm. 200 - 205 mm. 300 mm. 40 mm. 20 - 25 mm. 200 - 205 mm. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Rankine cycle efficiency of a steam power plant is of 45 - 80 %. 20 - 30 %. 60 - 80 %. 30 - 45 %. 45 - 80 %. 20 - 30 %. 60 - 80 %. 30 - 45 %. ANSWER DOWNLOAD EXAMIANS APP