Power Systems Lightning arresters are used for protection of equipment from short circuits protection of equipment from open circuits protection of equipment from external lightning All of these protection of equipment from short circuits protection of equipment from open circuits protection of equipment from external lightning All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems Skin effective is more in case of None of these same in both cases communication lines power lines None of these same in both cases communication lines power lines ANSWER DOWNLOAD EXAMIANS APP
Power Systems The main objectives of power system is/are All of these Reliable power has to be available Cost of electrical energy per KWh is to be minimum Flexible power has to be available. All of these Reliable power has to be available Cost of electrical energy per KWh is to be minimum Flexible power has to be available. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The rate of rise of restricting voltage depends upon the Inductance and capacitance of the system. Capacitance of the system. Inductance of the system. Type of CB. Inductance and capacitance of the system. Capacitance of the system. Inductance of the system. Type of CB. 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 400 MVA 125 MVA 500 MVA 100 MVA 400 MVA 125 MVA 500 MVA 100 MVA ANSWER DOWNLOAD EXAMIANS APP
Power Systems The value of off diagonal elements is which is connected between bus i and bus j with positive sign sum of admittances connected at bus j which is connected between bus i and bus j with negative sign sum of admittances connected at bus i which is connected between bus i and bus j with positive sign sum of admittances connected at bus j which is connected between bus i and bus j with negative sign sum of admittances connected at bus i ANSWER DOWNLOAD EXAMIANS APP
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