Power Systems If skin depth is more, then skin effect is either 1 or 2 None of these more less either 1 or 2 None of these more less ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3-phase breaker is rated at 2000 MVA, 33 kV, its making current will be 70 kVA. 49 kVA. 89.22 kVA. 35 kVA. 70 kVA. 49 kVA. 89.22 kVA. 35 kVA. ANSWER DOWNLOAD EXAMIANS APP
Power Systems When is the ferranti effect on long overhead lines experienced? The power factor is unity The line is heavily loaded The line is fully loaded The line is lightly loaded The power factor is unity The line is heavily loaded The line is fully loaded The line is lightly loaded ANSWER DOWNLOAD EXAMIANS APP
Power Systems What is the approximate efficiency of a normal thermal power station? 20-25% 45-55% 60-70% 30-40% 20-25% 45-55% 60-70% 30-40% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Surge impedance loading can be increased by increasing of voltage level increasing of inductance value increasing of capacitance value both 1 and 2 increasing of voltage level increasing of inductance value increasing of capacitance value both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a 500 Hz frequency excitation, a 100 km long power line will be modelled as any of the above shunt capacitor medium transmission line long transmission line any of the above shunt capacitor medium transmission line long transmission line ANSWER DOWNLOAD EXAMIANS APP
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