Power Systems For n bus power system size of Y bus matrix is (n-1)×(n-1) (n-1)×(n-2) n×n (n-2)×(n-2) (n-1)×(n-1) (n-1)×(n-2) n×n (n-2)×(n-2) ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading of a line is increased by which of the following compensation methods? both 1 and 2 shunt reactor shunt capacitor series capacitor both 1 and 2 shunt reactor shunt capacitor series capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 200 MVA alternator operated at no load at frequency of 50 Hz, it has inertia constant of 5 MWsec/MVA and governing system has a time delay of 0.6 sec. If the load of 50 MW is suddenly applied then find the frequency deviation during this time? -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz -0.76 Hz 0.76 Hz -0.85 Hz 0.85 Hz ANSWER DOWNLOAD EXAMIANS APP
Power Systems Ferranti effect can be compensated by which of the following series capacitor shunt reactor both 1 and 2 shunt capacitor series capacitor shunt reactor both 1 and 2 shunt capacitor ANSWER DOWNLOAD EXAMIANS APP
Power Systems Generation of of one watt needs about ______________ fission per second 3.1 × 1010. 3.1 × 106. 3.1 × 107. 3.1. 3.1 × 1010. 3.1 × 106. 3.1 × 107. 3.1. 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 20 8 10 4 20 8 10 ANSWER DOWNLOAD EXAMIANS APP
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