Oil and Grease Removal MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Oil and Grease Removal, a fundamental topic in the field of Waste Water Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Oil and Grease Removal MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Oil and Grease Removal mcq questions that explore various aspects of Oil and Grease Removal problems. Each MCQ is crafted to challenge your understanding of Oil and Grease Removal principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Waste Water Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Oil and Grease Removal MCQs are your pathway to success in mastering this essential Waste Water Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Oil and Grease Removal. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Oil and Grease Removal knowledge to the test? Let's get started with our carefully curated MCQs!

Oil and Grease Removal MCQs | Page 4 of 9

Discover more Topics under Waste Water Engineering

Q31.
Organo clays are manufactured by modifying _____with quaternary amines.
Discuss
Answer: (b).Bentonite
Q32.
What is the range of charge present on bentonite?
Discuss
Answer: (d).70-90 meq/gram
Q33.
The design of oil/water separators is based on _________
Discuss
Answer: (a).Stoke’s law
Q34.
Compute the required pressure for the flotation thickener without recycle for the following information:

A/S = 0.008 mL/mg
Temperature: 20 degree Celsius
Air solubility: 18.7 mL/L
Recycle steam pressure: 275 kPa
Fraction of saturation: 0.5
Surface Loading rate: 8 L/m²/min
Sludge flow rate: 400 m³/d
Discuss
Answer: (a).302 kPa
Q35.
Determine the surface area for the following information.

A/S = 0.008 mL/mg
Temperature: 20 degree Celsius
Air solubility: 18.7 mL/L
Recycle steam pressure: 275 kPa
Fraction of saturation: 0.5
Surface Loading rate: 8 L/m²/min
Sludge flow rate: 400 m³/d
Discuss
Answer: (a).34.7 m²
Q36.
Compute the required recycled rate for the flotation thickener with recycle for the following information:

A/S = 0.008 mL/mg
p = 275 atm
Temperature: 20 degree Celsius
Air solubility: 18.7 mL/L
Recycle steam pressure: 275 kPa
Fraction of saturation: 0.5
Surface Loading rate: 8 L/m²/min
Sludge flow rate: 400 m³/d
Discuss
Answer: (a).462 m³/d
Q37.
Determine the surface area with recycle for the following information.

A/S = 0.008 mL/mg
Temperature: 20 degree Celsius
Air solubility: 18.7 mL/L
Recycle steam pressure: 275 kPa
Fraction of saturation: 0.5
Surface Loading rate: 8 L/m²/min
Sludge flow rate: 400 m³/d
Discuss
Answer: (a).40.1 m²
Q38.
What is the velocity considered for a flotation thickener to remove oil?
Discuss
Answer: (a).8 L/m²/min -160 L/m²/min
Q39.
Lamella clarifier is also called as a inclined plate settler.
Discuss
Answer: (a).True
Q40.
Lamella clarifiers can also be used in mining industries.
Discuss
Answer: (a).True
Page 4 of 9