Power Systems A thermal protection relay provides protection against what? Over load Temperature Short circuit any of the above Over load Temperature Short circuit any of the above ANSWER DOWNLOAD EXAMIANS APP
Power Systems The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be 900 250 500 450 900 250 500 450 ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements are true? Bus impedance matrix is a full matrix nether 1 nor 2 Bus admittance matrix is a sparse matrix both 1 and 2 Bus impedance matrix is a full matrix nether 1 nor 2 Bus admittance matrix is a sparse matrix both 1 and 2 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%. 52.84 kV 20 kV 48.36 kV 83.76 kV 52.84 kV 20 kV 48.36 kV 83.76 kV ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer? star-star delta-star delta-delta star-delta star-star delta-star delta-delta star-delta ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of reflector is to reduce the speed of the neutrons. stop the chain reaction. bounce back most of the neutrons that escape from the fuel core. none of above. reduce the speed of the neutrons. stop the chain reaction. bounce back most of the neutrons that escape from the fuel core. none of above. ANSWER DOWNLOAD EXAMIANS APP
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