Category Archives: Corrosion Engineering MCQ

This set of Corrosion Engineering Questions and Answers for Experienced people focuses on “Principles – Metallurgical and Other Aspects”. 1. Which of the following are the types of materials, that are categorized based on its atomic arrangement? a) Crystalline b) Amorphous c) Semi-crystalline d) Crystalline, amorphous and semi-crystalline 2. What is the crystal structure of … Read more

This set of Corrosion Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Principles – Effect of Galvanic Coupling”. 1. The effect of Galvanic Coupling is due to the contact of dissimilar metals in a conductive electrolyte. a) True b) False 2. What are the factors that affect Galvanic coupling? a) Type of metals b) … Read more

This set of Corrosion Engineering Interview Questions and Answers for freshers focuses on “Effect of Temperature and Corrosive Concentration”. 1. The rate of chemical reaction increases with an increase in temperature. a) True b) False 2. What is the corrosion rate behavior of curve A with the increase in temperature, described in the given figure? … Read more

This set of Corrosion Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Corrosion Principles – Effect of Oxygen and Velocity”. 1. What is the nature of region number 1 in the given figure? a) Active region b) Passive region c) Trans passive region d) Active-Passive transition region 2. What is the nature of region … Read more

This set of Corrosion Engineering Questions and Answers for Freshers focuses on “Corrosion Principles – Electrochemical Aspects – 2”. 1. Concentration polarization is considered in both anodic and cathodic reactions. a) True b) False 2. Which of the following polarization will be influenced by electrolytic agitation? a) Activation polarization b) Resistance polarization c) Concentration polarization … Read more

This set of Corrosion Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Corrosion Principles – Electrochemical Aspects – 1”. 1. Which of the following products are obtained when a zinc metal is dipped in dilute HCl solution? a) H2, ZnCl2 b) Cl2, ZnH2 c) H2, Cl2 and ZnH2 d) Zn, H2 and Cl2 2. … Read more

This set of Advanced Corrosion Engineering Questions and Answers focuses on “Corrosion Rate Expression”. 1. What is meant by MPY in corrosion? a) Mils penetration per year b) Meter penetration per year c) Milli meter penetration per year d) Micro meter penetration per year 2. Which of the following expression is used to calculate MPY? … Read more

This set of Corrosion Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Corrosion Damage”. 1. Which of the following are the destructive effects of corrosion? a) Contamination of product b) Effect on safety c) Reliability d) Contamination of product, effect on safety and reliability 2. Preventive action on corrosion is necessary and economical. a) … Read more

This set of Corrosion Engineering Interview Questions and Answers focuses on “Corrosion and its Classification – 2”. 1. Which of the following factors affect the corrosion rate of metal? a) Relative surface area of an anode and cathode b) Nature of the oxide layer c) Purity of metal d) Relative surface area of an anode … Read more

This set of Corrosion Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Corrosion and its Classification – 1”. 1. What is Corrosion? a) Destruction or deterioration of a material b) Conversion of metal atoms to metallic ions c) Conversion of metal ions to metal atoms d) Destruction of materials involving in the conversion of … Read more