Power Systems Skin effect depends on frequency conductivity relative permeability All of these frequency conductivity relative permeability All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor? 5d d 3d 2d 5d d 3d 2d ANSWER DOWNLOAD EXAMIANS APP
Power Systems The inertia constant of 100 MVA, 50 Hz, 4 pole generator is 10 MJ/MVA. If the mechanical input to the machine is suddenly raised from 50 MW to 75 MW, the rotor acceleration will be equal to 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 125 electrical degrees/s² 22.5 electrical degrees/s² 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 sum of admittances connected at bus i which is connected between bus i and bus j with negative sign which is connected between bus i and bus j with positive sign sum of admittances connected at bus j sum of admittances connected at bus i which is connected between bus i and bus j with negative sign ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base? 0.4 pu 0.2 pu 0.1 pu 0.5 pu 0.4 pu 0.2 pu 0.1 pu 0.5 pu ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following represents the transmission line positive sequence reactance 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm 2Xs + Xm Xm - Xs Xs +2 Xm Xs - Xm ANSWER DOWNLOAD EXAMIANS APP
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