Power Systems A generating station has a maximum demand of 100 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is 80 MW 20 MW 10 MW 15 MW 80 MW 20 MW 10 MW 15 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal protection relay provides protection against what? Over load any of the above Temperature Short circuit Over load any of the above Temperature Short circuit ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of a surge tank is to relieve water hammer pressure in the penstock. supply water at constant pressure. none of above. produce surge in the pipeline. relieve water hammer pressure in the penstock. supply water at constant pressure. none of above. produce surge in the pipeline. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is true? Corona loss increases with decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency decrease in conductor size and increase in supply frequency increase in conductor size and decrease in supply frequency decrease in conductor size and decrease in supply frequency increase in conductor size and increase in supply frequency ANSWER DOWNLOAD EXAMIANS APP
Power Systems The most commonly used material for insulators of overhead lines is mica glass porcelain PVC mica glass porcelain PVC ANSWER DOWNLOAD EXAMIANS APP
Power Systems An impulse turbine is most suited for low head and high discharge power plants. operates by initial complete conversion to kinetic energy. always operates submerged. makes use of a draft tube. is most suited for low head and high discharge power plants. operates by initial complete conversion to kinetic energy. always operates submerged. makes use of a draft tube. ANSWER DOWNLOAD EXAMIANS APP