Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Water. Hydrogen. Air. Liquid. Water. Hydrogen. Air. Liquid. ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as skin effect carona proximity effect All of these skin effect carona proximity effect All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line any of the above long transmission line medium transmission line short transmission line any of the above long transmission line medium transmission line short transmission line 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 12.5 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² 225 electrical degrees/s² 12.5 electrical degrees/s² 22.5 electrical degrees/s² 125 electrical degrees/s² 225 electrical degrees/s² ANSWER DOWNLOAD EXAMIANS APP
Power Systems Lightning arresters are used for protection of equipment from open circuits protection of equipment from external lightning protection of equipment from short circuits All of these protection of equipment from open circuits protection of equipment from external lightning protection of equipment from short circuits All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a Gauss Seidel load flow method, the number of iterations may be reduced if the correction in voltage at each bus is multiplied by Acceleration factor Blocking factor Gauss constant Lagrange multiplier Acceleration factor Blocking factor Gauss constant Lagrange multiplier ANSWER DOWNLOAD EXAMIANS APP
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