Power Systems The method of neutral grounding affects the negative sequence network All of these zero sequence network positive sequence network negative sequence network All of these zero sequence network positive sequence network ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is 1.116 pu. 1.1 pu. 1.088 pu. none of these. 1.116 pu. 1.1 pu. 1.088 pu. none of these. 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 0.725∠ 80° 0.433∠ 80° 0.325∠ -100° 0.371∠ -100° 0.725∠ 80° 0.433∠ 80° 0.325∠ -100° 0.371∠ -100° 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 20 10 4 8 20 10 4 8 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Hydrogen. Water. Liquid. Air. Hydrogen. Water. Liquid. Air. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The zero sequence current of a generator for line to ground fault is j3 pu. Then the current through the neutral during the fault is j1 pu j9 pu j3 pu j6 pu j1 pu j9 pu j3 pu j6 pu ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS