Power Systems In a steam power plant, the feed water coming to the economizer is heated plant the feed water coming to the economizer is heated using direct heat in the furnace. flue gas. HP steam. LP steam. direct heat in the furnace. flue gas. HP steam. LP steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Load frequency control is achieved by properly matching the individual machines turbine inputs. generator ratings. generated voltages. reactive powers. turbine inputs. generator ratings. generated voltages. reactive powers. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle? 35° 30° 60° 45° 35° 30° 60° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is 61.73 MVAr. 40.5 MVAr. 55.56 MVAr. 45 MVAr. 61.73 MVAr. 40.5 MVAr. 55.56 MVAr. 45 MVAr. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of a surge tank is to supply water at constant pressure. none of above. relieve water hammer pressure in the penstock. produce surge in the pipeline. supply water at constant pressure. none of above. relieve water hammer pressure in the penstock. produce surge in the pipeline. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The load duration curve for a system is 8 hours 30 MW, 16 hours 25 MW and 24 hours 20 MW. The load factor will be 0.83. 0.44. 0.25. 1.3. 0.83. 0.44. 0.25. 1.3. ANSWER DOWNLOAD EXAMIANS APP