MCQ PracticeThe most widely used coagulant for removing suspended impurities from water isSubject: Chemical EngineeringTopic: Chemical ProcessABleaching powderBChlorineCCalcium sulphateDAlumCorrect Answer: DPractice 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