A 1000-MV pulverized coal-fired steam power plant of 40 percent thermal efficiency uses coal with an ash content of 12 percent and a heating value of 26,700 kJ/kg. Assume that 50 percent of the ash goes up the stack as particulate matter in the flue gas. The particulate emission is controlled by an electrostatic precipitator which has the following removal efficiencies and weight distribution in the given size ranges.