Power Systems In coal fired thermal power stations, what are the electrostatic precipitators used for? To collect the dust particles from the flue gases To remove dust particles setting on the bus bar conductors in the station switch yard To keep the air heaters clean All of these To collect the dust particles from the flue gases To remove dust particles setting on the bus bar conductors in the station switch yard To keep the air heaters clean All of these ANSWER DOWNLOAD EXAMIANS APP
Power Systems An ACSR conductor has a diameter of 2 cm has internal inductance of 0.05 mH/Km. If this ACSR is replaced with another having a diameter of 4 cm then its internal inductance is 0.025 mH/Km 0.05 mH/Km 0 mH/Km 0.1 mH/Km 0.025 mH/Km 0.05 mH/Km 0 mH/Km 0.1 mH/Km ANSWER DOWNLOAD EXAMIANS APP
Power Systems A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation? 386 MW 478 MW 400 MW 456 MW 386 MW 478 MW 400 MW 456 MW ANSWER DOWNLOAD EXAMIANS APP
Power Systems For large plants of capacity for more than 15 MW, what type of cooling is used Liquid. Hydrogen. Water. Air. Liquid. Hydrogen. Water. Air. ANSWER DOWNLOAD EXAMIANS APP
Power Systems Bundled conductors are used for EHV transmission lines primarily for reducing the copper loss corona loss surge impedance of the line voltage drop across the line copper loss corona loss surge impedance of the line voltage drop across the line 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 Ash handling unit. Pulversing unit. Cooling tower. Condenser. Ash handling unit. Pulversing unit. Cooling tower. Condenser. ANSWER DOWNLOAD EXAMIANS APP
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