Power Systems Location of a surge tank, in an hydro electric power station is near dam. turbine. reservoir. tail race. dam. turbine. reservoir. tail race. ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead 10% -6.92% -10% 6.92% 10% -6.92% -10% 6.92% ANSWER DOWNLOAD EXAMIANS APP
Power Systems Which of the following statements is/are true? The elements of each row of a Y bus matrix for load flow studies in power system add up to zero if the shunt admittances at the buses are ignored always if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied if the shunt admittances at the buses are ignored always if the mutual couplings between transmission lines are absent if both 2 and 3 are satisfied ANSWER DOWNLOAD EXAMIANS APP
Power Systems A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications Pulversing unit. Condenser. Ash handling unit. Cooling tower. Pulversing unit. Condenser. Ash handling unit. Cooling tower. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the voltage drop across the line copper loss corona loss surge impedance of the line voltage drop across the line copper loss corona loss surge impedance of the line ANSWER DOWNLOAD EXAMIANS APP
Power Systems In a thermal power plants, pressure in the working fluid cycle is developed by superheater. turbine. feed water pump. condenser. superheater. turbine. feed water pump. condenser. ANSWER DOWNLOAD EXAMIANS APP
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