Power Systems Attenuation occurs due to resistance both 1 and 3 inductance conductance resistance both 1 and 3 inductance conductance ANSWER DOWNLOAD EXAMIANS APP
Power Systems Peterson coil is used in case of transmission line for compensation of arcing grounds improve power factor increase the voltage level reduce ferranti effect compensation of arcing grounds improve power factor increase the voltage level reduce ferranti effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of a 100 bus interconnected system is 90% sparse. Then find the number of non zero elements in the Y bus matrix? 1000 10 90 9000 1000 10 90 9000 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In nuclear power plants which material is/are used as coolant? beryllium graphite All of these liquid sodium beryllium graphite All of these liquid sodium ANSWER DOWNLOAD EXAMIANS APP
Power Systems The insulation resistance of the 20 km long underground cable is 8 MΩ. Other things being same, the insulation resistance of 10 km long cable will be 4 MΩ 16 MΩ 8 MΩ 32 MΩ 4 MΩ 16 MΩ 8 MΩ 32 MΩ ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following faults is/are treated as external faults? Over voltage Failure of prime mover of the generator All of these Failure of excitation Over voltage Failure of prime mover of the generator All of these Failure of excitation ANSWER DOWNLOAD EXAMIANS APP
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