Power Systems For harnessing low variable water heads, the suitable hydraulic turbine with reaction and adjustable vanes is Pelton. Francis. Kaplan. Impeller. Pelton. Francis. Kaplan. Impeller. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following both 1 and 2 series capacitor shunt capacitor shunt reactor both 1 and 2 series capacitor shunt capacitor shunt reactor 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? 45° 35° 30° 60° 45° 35° 30° 60° ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the function of economiser in steam boilers improving thermal efficiency collect ash particals All of these cooling improving thermal efficiency collect ash particals All of these cooling ANSWER DOWNLOAD EXAMIANS APP
Power Systems In case of failure of prime mover of the generator, which type of relay is used? distance relays offset mho relay reverse power relay impedance relay distance relays offset mho relay reverse power relay impedance relay ANSWER DOWNLOAD EXAMIANS APP
Power Systems A power system network has n nodes, Z33 of its bus impedance matrix is j0.5 pu. The voltage at node 3 is 1.3∠ -10°. If capacitor is having reactance of -j3.5 pu is now added to the network between node 3 and reference node, the current drawn by the capacitor in pu is 0.433∠ 80° 0.371∠ -100° 0.325∠ -100° 0.725∠ 80° 0.433∠ 80° 0.371∠ -100° 0.325∠ -100° 0.725∠ 80° ANSWER DOWNLOAD EXAMIANS APP
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