Explore topic-wise MCQs in Corrosion Engineering.

This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Corrosion Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

In which of the following reactions, we observe an increase in corrosion rate with the increase in corrosive concentration?

A. 18Cr 8Ni in HNO<sub>3</sub>
B. Ni in NaOH
C. Pb in H<sub>2</sub>SO<sub>4</sub>
D. Fe in H<sub>2</sub>SO<sub>4</sub>
Answer» E.
Discussion
2.

The concentration of the corrosive medium increases with the increase in impurity ion concentration.

A. True
B. False
Answer» B. False
Discussion
3.

In which of the following reactions, we observe the unaffected corrosion rate with the increase in temperature?

A. 18Cr 8Ni in HNO<sub>3</sub>
B. 18Cr-8Ni in H<sub>2</sub>SO<sub>4</sub>
C. Ni in HCl
D. Fe in HF
Answer» B. 18Cr-8Ni in H<sub>2</sub>SO<sub>4</sub>
Discussion
4.

In which of the following reactions, we observe the exponential increase in corrosion rate with an increase in temperature?

A. 18Cr-8Ni in H<sub>2</sub>SO<sub>4</sub>
B. 18Cr-8Ni in HNO<sub>3</sub>
C. Ni in NaOH
D. Monel in HF
Answer» B. 18Cr-8Ni in HNO<sub>3</sub>
Discussion
5.

The rate of chemical reaction increases with an increase in temperature.

A. True
B. False
Answer» B. False
Discussion