Power Systems Lightning arresters are made up of which material? any of the above silver silicon oxide copper any of the above silver silicon oxide copper ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a regenerative cycle, feed water is heated by drained steam from turbine. all of above. heaters. exhaust gas. drained steam from turbine. all of above. heaters. exhaust gas. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? Due to corona, charging current increases interference increases All of these power loss increases charging current increases interference increases All of these power loss increases ANSWER DOWNLOAD EXAMIANS APP
Power Systems Reactance relays are used for the protection of medium transmission lines only long transmission lines only short transmission lines only All of these medium transmission lines only long transmission lines only short transmission lines only All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems At slack bus, which one of the following combinations of variables is not specified? P and Q Q and V P and V V and δ P and Q Q and V P and V V and δ ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 2nd harmonic current. 7th harmonic current. 3rd harmonic current. 5th harmonic current. 2nd harmonic current. 7th harmonic current. 3rd harmonic current. 5th harmonic current. ANSWER DOWNLOAD EXAMIANS APP
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