Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 3rd harmonic current. 5th harmonic current. 2nd harmonic current. 7th harmonic current. 3rd harmonic current. 5th harmonic current. 2nd harmonic current. 7th harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines? 5 6 4 3 5 6 4 3 ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by feed water pump. turbine. condenser. superheater. feed water pump. turbine. condenser. superheater. ANSWER DOWNLOAD EXAMIANS APP
Power Systems In thermal plant most of the energy is wasted in ESP condenser turbines boiler ESP condenser turbines boiler ANSWER DOWNLOAD EXAMIANS APP
Power Systems Counter poise is used for more surge impedance reduce losses less surge impedance proper discharging of lighting surges more surge impedance reduce losses less surge impedance proper discharging of lighting surges ANSWER DOWNLOAD EXAMIANS APP
Power Systems Inductance of transmission line will decrease when GMD increase and GMR decrease GMD decrease and GMR increase both GMD and GMR increase both GMD and GMR decrease GMD increase and GMR decrease GMD decrease and GMR increase both GMD and GMR increase both GMD and GMR decrease ANSWER DOWNLOAD EXAMIANS APP
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