Power Systems Which of the following rotor is used in thermal power plants? either of these salient pole rotor cylindrical rotor squirrel cage rotor either of these salient pole rotor cylindrical rotor squirrel cage rotor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be 0.0030 0.60 0.0060 0.30 0.0030 0.60 0.0060 0.30 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° 0.325∠ -100° 0.371∠ -100° 0.725∠ 80° 0.433∠ 80° 0.325∠ -100° 0.371∠ -100° 0.725∠ 80° ANSWER DOWNLOAD EXAMIANS APP
Power Systems A loss less transmission line has a length of 600 km, find the phase shift of voltage signal? 90° 36° 42° 45° 90° 36° 42° 45° ANSWER DOWNLOAD EXAMIANS APP
Power Systems Four identical alternators each are rated for 20 MVA, 11 KV having a subtransient reactance of 16% are working in parallel. The short circuit level at the busbar is 500 MVA 400 MVA 100 MVA 125 MVA 500 MVA 400 MVA 100 MVA 125 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants will take long period in erection and installation Hydro Power Plant Nuclear. Thermal. Gas turbine. Hydro Power Plant Nuclear. Thermal. Gas turbine. ANSWER DOWNLOAD EXAMIANS APP
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