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 4 of 9

Discuss
Answer: (d).It contaminates the environment, toxic in nature, and its efficiency decreases with time and temperature
Q32.
Which of the following inhibitor is used for aluminum in the hydrogen peroxide environment?
Discuss
Answer: (b).Alkali metal nitrates
Q33.
Which of the following inhibitor is used for steel in 80% pure sulfuric acid?
Discuss
Answer: (a).2% boron trifluoride
Q34.
Which of the following inhibitor is used for steel in the water?
Discuss
Answer: (c).Benzoic acid
Q35.
Which of the following phenomenon that occurs on metal surface during inhibition?
Discuss
Answer: (b).Adsorption and phase layers
Q36.
Which of the following is/are the common electrochemical reactions that occur during corrosion?
Discuss
Answer: (d).M ==> M⁺ + ne, 2H⁺ + 2e => H₂ and O₂ + 4H⁺ + 4e ==> H₂O
Q37.
Cathodic protection is achieved by supplying electrons to the metal structure to be protected.
Discuss
Answer: (a).True
Discuss
Answer: (b).Current enters it from the electrolyte
Discuss
Answer: (c).External impressed current supply and sacrificial anode
Q40.
Which of the following terminal of the power supply should be connected to the metal to be protected?
Discuss
Answer: (a).Negative terminal
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