MCQ PracticeWhich of the following dust collection equipments is the least efficient (for sub-micronic particles)?Subject: Chemical EngineeringTopic: Environmental Engineering In CeADust catcher (gravity type)BCyclone separatorCBag filterDHollow wet scrubberCorrect Answer: APractice 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