Corrosion Prevention MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Corrosion Prevention, a fundamental topic in the field of Corrosion Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Corrosion Prevention 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 Corrosion Prevention mcq questions that explore various aspects of Corrosion Prevention problems. Each MCQ is crafted to challenge your understanding of Corrosion Prevention principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Corrosion Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Corrosion Prevention MCQs are your pathway to success in mastering this essential Corrosion Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Corrosion Prevention. 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 Corrosion Prevention knowledge to the test? Let's get started with our carefully curated MCQs!

Corrosion Prevention MCQs | Page 2 of 9

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Q11.
Which of the following type of materials possess excellent corrosion and high-temperature resistance?

a.

Metals

b.

Plastics

c.

Ceramics

d.

Both ceramics and metals

Discuss
Answer: (c).Ceramics
Q12.
Boiling seawater is less corrosive than that of hot seawater.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q13.
Which of the following belongs to the alteration of the environment to minimize corrosion?

a.

Decreasing velocity

b.

Removing oxygen and oxidizers

c.

Changing concentration

d.

Decreasing velocity, removing oxygen and oxidizers and changing the concentration

Discuss
Answer: (d).Decreasing velocity, removing oxygen and oxidizers and changing the concentration
Q14.
Which of the following is/are the functions of magic devices or water-conditioning gadgets?

a.

Prevent scaling

b.

Destroy bacteria

c.

Reduce water hardness

d.

Prevent scaling, destroy bacteria and reduce water hardness

Discuss
Answer: (d).Prevent scaling, destroy bacteria and reduce water hardness
Q15.
Since corrosion is a penetrating action, it is necessary to make allowances for the reduction in thickness in designing pipes and tanks.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
Q16.
What should be the approximate thickness of a wall for better performance if the corrosion rate of that wall is estimated as 1/8 inches in 1 year?

a.

1/2 inches

b.

1/8 inches

c.

1/4 inches

d.

1/16 inches

Discuss
Answer: (c).1/4 inches
Q17.
Which of the following is/are the design rules for corrosion prevention?

a.

Weld rather than riveting containers

b.

Design systems for easy replacement of components that fails rapidly

c.

Avoid excessive mechanical stress and stress concentration

d.

Weld rather than riveting containers, design systems for easy replacements of components that fail rapidly, and avoid excessive mechanical stress and stress concentration

Discuss
Answer: (d).Weld rather than riveting containers, design systems for easy replacements of components that fail rapidly, and avoid excessive mechanical stress and stress concentration
Q18.
Which of the following is the design rule to reduce erosion-corrosion?

a.

Avoid excessive mechanical stress

b.

Avoid sharp bend in piping systems

c.

Avoid sharp bends in piping systems and provide thicker sections to reduce impingement effects

d.

Avoid sharp bends in the piping system and excessive mechanical stress

Discuss
Answer: (c).Avoid sharp bends in piping systems and provide thicker sections to reduce impingement effects
Q19.
Which of the following is not a design rule for corrosion prevention?

a.

Riveting the tanks rather than welding

b.

Specify operating and maintenance procedures

c.

Tank bottoms should be sloped toward drain holes

d.

Avoid electrical contact between dissimilar metals

Discuss
Answer: (a).Riveting the tanks rather than welding
Q20.
Uneven temperature distribution leads to higher corrosion rates and may result in stress-corrosion cracking failure.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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