Engineering Online MCQ Number 0995 – online study, assignment and exam

Multiple choice question for engineering Set 1 1. How many types of aerators are commonly used in the treatment of wastewater? a) 2 b) 3 c) 4 d) 5 AnswerAnswer: c [Reason:] There are 4 types of aerators namely Gravity aerators, Spray aerators, Diffusers and Mechanical aerators. 2. Organic contaminants are removed from the wastewater…


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