Power Systems A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be 89.22 kVA. 35 kVA. 49 kVA. 70 kVA. 89.22 kVA. 35 kVA. 49 kVA. 70 kVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A hydro power plant of run off river type should be provided with pondage so that the pressure inside the turbine casing remains. operating head is controlled. kinetic energy of the running water is fully utilized. firm capacity of plant is increased. pressure inside the turbine casing remains. operating head is controlled. kinetic energy of the running water is fully utilized. firm capacity of plant is increased. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following will take least time in starting from cold condition to full load operation Nuclear power plant. Gas turbine plant. Hydro electric power plant. Thermal power plant. Nuclear power plant. Gas turbine plant. Hydro electric power plant. Thermal power plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The charging current of a 400 kV line is more than that of a 220 kV line of the same length? None of these True False either 1 or 2 None of these True False either 1 or 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? By increasing of temperature, neither 1 nor 2 sag increase both 1 and 2 tension decrease neither 1 nor 2 sag increase both 1 and 2 tension decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems The unit protection scheme provides back up protection. simultaneous protection. remote protection. primary protection. back up protection. simultaneous protection. remote protection. primary protection. ANSWER DOWNLOAD EXAMIANS APP