Power Systems A hydro power plant of run off river type should be provided with pondage so that the kinetic energy of the running water is fully utilized. operating head is controlled. firm capacity of plant is increased. pressure inside the turbine casing remains. kinetic energy of the running water is fully utilized. operating head is controlled. firm capacity of plant is increased. pressure inside the turbine casing remains. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Buchholz relay is used for protection of bus bar. none of these. alternator. transformer. bus bar. none of these. alternator. transformer. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Storage requirement can be determined from both B and C. hydro-graph. flow duration curve. mass Curve. both B and C. hydro-graph. flow duration curve. mass Curve. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the number of insulator discs required in string insulator, if operating voltage is 220 kV and maximum voltage of each disc is 11 kV? 13 10 20 21 13 10 20 21 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Find the characteristic impedance of a transmission line, if impedance is 16 Ω and admittance is 0.1 m℧? 320 Ω 400 Ω 160 Ω 200 Ω 320 Ω 400 Ω 160 Ω 200 Ω ANSWER DOWNLOAD EXAMIANS APP
Power Systems A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is 4 8 20 10 4 8 20 10 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS