Power Systems Plug setting of a relay can be altered by varying air gap of magnetic path. none of these. adjustable back up stop. no. of ampere-turns. air gap of magnetic path. none of these. adjustable back up stop. no. of ampere-turns. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Advantages of pumped storage plants is/are All of these operating time is minimum used as load frequency control most economical as a peak load supply plant All of these operating time is minimum used as load frequency control most economical as a peak load supply plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of following power plants is free from environmental problem Nuclear. Diesel engine. Hydroelectric. Steam. Nuclear. Diesel engine. Hydroelectric. Steam. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The positive, negative and zero sequence impedances of a transmission line are 0.5,0.5 and 1.1 pu respectively. The self (Zs) and mutual (Zm) impedances of the line will be given by Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.5 pu, Zm =0.6 pu Zs = 0.7 pu, Zm =0.2 pu Zs = 0.2 pu, Zm =0.7 pu Zs = 0.6 pu, Zm =0.5 pu Zs = 0.5 pu, Zm =0.6 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Percentage of carbon is highest in bituminous coal. anthracite coal. coal gas. lignite coal. bituminous coal. anthracite coal. coal gas. lignite coal. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 100 Km long transmission line is loaded at 110 kV. If the loss of line is 5 MW and the load is 150 VA the resistance of the line is 2.26 Ω / phase. 4.65 Ω / phase. 8.06 Ω / phase. 6.06 Ω / phase. 2.26 Ω / phase. 4.65 Ω / phase. 8.06 Ω / phase. 6.06 Ω / phase. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS