MCQ PracticeIron & manganese present in the polluted water is removed bySubject: Chemical EngineeringTopic: Environmental Engineering In CeASimple filtrationBOxidation followed by settling & filtrationCChemical coagulationDChlorination onlyCorrect Answer: BPractice QuizBack to MCQsRelated MCQsCurrent flows in a circuit whenEighttenths coulomb passes a point in 4 s. The current in amperes isThe unit of electrical charge is the