Power Systems A 3-phase, 110 kV coaxial XLPE insulated power cable delivering power at 50 Hz, has a capacitance of 125 nF/km. If the dielectric loss tangent of XLPE is 2*10^-4, then dielcetric power loss in this cable in W/km/phase is 35.45 31.7 23.9 38.6 35.45 31.7 23.9 38.6 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 Gauss constant Lagrange multiplier Blocking factor Acceleration factor Gauss constant Lagrange multiplier Blocking factor ANSWER DOWNLOAD EXAMIANS APP
Power Systems The function of a surge tank is to relieve water hammer pressure in the penstock. none of above. supply water at constant pressure. produce surge in the pipeline. relieve water hammer pressure in the penstock. none of above. supply water at constant pressure. produce surge in the pipeline. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Electrostatic precipitators in thermal power plants are used for remove moisture from the cole removal of ash from flue gas control flow rate All of these remove moisture from the cole removal of ash from flue gas control flow rate All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The fact that current density is higher at the surface when compared to centre is known as All of these carona proximity effect skin effect All of these carona proximity effect skin effect ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 10 MVA generator has reactance of 0.2 pu. Find the new reactance value for 50 MVA base? 1 pu 0.2 pu 0.25 pu 5 pu 1 pu 0.2 pu 0.25 pu 5 pu ANSWER DOWNLOAD EXAMIANS APP
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