Power Systems The main objectives of power system is/are Reliable power has to be available Flexible power has to be available. Cost of electrical energy per KWh is to be minimum All of these Reliable power has to be available Flexible power has to be available. Cost of electrical energy per KWh is to be minimum All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems The flow duration curve at a given head of a hydroelectric plant is used to determine total power available at the site. total units of energy available. load factory at the plant. diversity factor for the plant. total power available at the site. total units of energy available. load factory at the plant. diversity factor for the plant. ANSWER DOWNLOAD EXAMIANS APP
Power Systems For a lossy transmission line, the characteristic impedance does not depend on The load terminating the line. The operating frequency of the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. The load terminating the line. The operating frequency of the line. The conductivity of conductors. The permittivity of the dielectric separating the conductor. ANSWER DOWNLOAD EXAMIANS APP
Power Systems More efficient plants are used as both 1 and 2 None of these peak load plant base load plant both 1 and 2 None of these peak load plant base load plant ANSWER DOWNLOAD EXAMIANS APP
Power Systems A 1- phase transmission line operating at 30 kV has radius of 1 cm and distance between conductors is 0.5 m. Assume m = δ =1, g = 21 kV/cm and frequency f = 50 Hz. Find the critical disruptive voltage? 82.15 kV/phase 34.64 kV/phase 41.075 kV/phase 17.32 kV/phase 82.15 kV/phase 34.64 kV/phase 41.075 kV/phase 17.32 kV/phase ANSWER DOWNLOAD EXAMIANS APP
Power Systems A network containing 50 buses in which 10 are the voltage control buses, 6 are the generator buses. Find the size of the Jacobian matrix? 84*84 33*33 83*83 34*34 84*84 33*33 83*83 34*34 ANSWER DOWNLOAD EXAMIANS APP
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