Power Systems Which of the following statements is/are true? By increasing of temperature, neither 1 nor 2 sag increase both 1 and 2 tension decrease neither 1 nor 2 sag increase both 1 and 2 tension decrease ANSWER DOWNLOAD EXAMIANS APP
Power Systems To prevent maloperation of deferentially connected relay while energizing a transformer, the relay restraining coil is biased with 7th harmonic current. 2nd harmonic current. 5th harmonic current. 3rd harmonic current. 7th harmonic current. 2nd harmonic current. 5th harmonic current. 3rd harmonic current. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Taking the density of water to be 1000 kg/m³, how much power would be developed by a hydro electric generator unit, assume 100% efficiency, with 1 m head and 1 m³/s discharge? 2.90 kW 4.45 kW 19.60 kW 9.81 kW 2.90 kW 4.45 kW 19.60 kW 9.81 kW ANSWER DOWNLOAD EXAMIANS APP
Power Systems Due to proximity effect, the increase in conductor resistance is not negligible in communication lines overhead transmission lines underground cable All of these communication lines overhead transmission lines underground cable All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The shape of the disc of an induction disc relay is circular. elliptical. spiral. none of these. circular. elliptical. spiral. none of these. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The conversion ratio of a breeder reactor is none of above. more than unity. less than unity. equal to unity. none of above. more than unity. less than unity. equal to unity. ANSWER DOWNLOAD EXAMIANS APP
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