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Test: Diffused Air System - Civil Engineering (CE) MCQ


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5 Questions MCQ Test Environmental Engineering - Test: Diffused Air System

Test: Diffused Air System for Civil Engineering (CE) 2024 is part of Environmental Engineering preparation. The Test: Diffused Air System questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Diffused Air System MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Diffused Air System below.
Solutions of Test: Diffused Air System questions in English are available as part of our Environmental Engineering for Civil Engineering (CE) & Test: Diffused Air System solutions in Hindi for Environmental Engineering course. Download more important topics, notes, lectures and mock test series for Civil Engineering (CE) Exam by signing up for free. Attempt Test: Diffused Air System | 5 questions in 25 minutes | Mock test for Civil Engineering (CE) preparation | Free important questions MCQ to study Environmental Engineering for Civil Engineering (CE) Exam | Download free PDF with solutions
Test: Diffused Air System - Question 1

Which of the following is called as air diffusion method?

Detailed Solution for Test: Diffused Air System - Question 1

Explanation: Diffused air aeration method is also called as air diffusion method where diffused air aerators are used for diffusing the air in the aeration tank.

Test: Diffused Air System - Question 2

The maximum quantity of air required in diffused aerator is ______ m3 per million litres of sewage.

Detailed Solution for Test: Diffused Air System - Question 2

Explanation: The minimum and maximum quantity of air required in diffused aerator is 6000 and 8000 m3 respectively per million litres of sewage.

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Test: Diffused Air System - Question 3

 The effective area of the diffuser plate used in the aeration tank is 

Detailed Solution for Test: Diffused Air System - Question 3

Explanation: Diffuser plates are provided at the bottom of the aeration tank . It is square in shape with the dimension of 30cm x 30cm.

Test: Diffused Air System - Question 4

 The maximum depth of aeration tank used in activated sludge process is

Detailed Solution for Test: Diffused Air System - Question 4

Explanation: The depth of aeration tank lies between 3 to 4.5m and is 4-6m wide.

Test: Diffused Air System - Question 5

Which device is used in the aeration tank for cleaning purposes?

Detailed Solution for Test: Diffused Air System - Question 5

Explanation: Tube diffuser is suspended in the aeration tank and can be used for cleaning without emptying the tank.

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