MCQOPTIONS
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MCQOPTIONS
This section includes 10 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. |
What is meant by nomography for corrosion rates? |
| A. | Formula oriented method to find corrosion rate |
| B. | A rapid and ready conversion table for various corrosion rate units |
| C. | Schematic arrangement of corrosion data with the change in temperature and concentration |
| D. | A specific corrosion rate measurement method |
| Answer» C. Schematic arrangement of corrosion data with the change in temperature and concentration | |
| 2. |
What is Nelson s method regarding the presentation of corrosion data? |
| A. | A rapid and ready conversion table for various corrosion rate units |
| B. | Schematic arrangement of corrosion data with the change in temperature and concentration |
| C. | Formula oriented method to find corrosion rate |
| D. | A specific corrosion test regarding galvanic corrosion of stainless steel |
| Answer» C. Formula oriented method to find corrosion rate | |
| 3. |
Which of the following corrosive environments that mostly results in polymeric dissolution? |
| A. | Strongly oxidizing environments |
| B. | Strong acids |
| C. | Strong alkalis |
| D. | Strong oxidizing environments, acids, and alkalis |
| Answer» E. | |
| 4. |
Which of the following is/are the effects of polymeric corrosion? |
| A. | Alteration of mechanical properties |
| B. | Cracks formation due to internal stress |
| C. | Loss of appearance |
| D. | Alteration of mechanical properties cracks formation due to internal stress and loss of appearance |
| Answer» E. | |
| 5. |
Which of the following is/are the causes for the bond rupturing in polymers? |
| A. | Chemical reaction (oxidation) |
| B. | Heat |
| C. | Radiation (sunlight) |
| D. | Chemical reaction, heat, and radiation |
| Answer» E. | |
| 6. |
Which of the following is/are the physicochemical processes that occur in polymers? |
| A. | Swelling |
| B. | Dissolution |
| C. | Bond rupture |
| D. | Swelling, dissolution and bond rupture |
| Answer» E. | |
| 7. |
The corrosion mechanism of polymeric and metallic materials are the same in all corrosive environments. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Which of the following statement is/are correct regarding elastomers? |
| A. | It has high elastic properties |
| B. | It has weak intermolecular forces of attraction between molecules |
| C. | Rubber is a good example of an elastomer |
| D. | Elastomers have high elastic properties, weak intermolecular forces of attraction and rubber is a good example of an elastomer |
| Answer» E. | |
| 9. |
Which of the following is/are characteristics of plastics? |
| A. | High stiffness and strength |
| B. | Less thermal and electrical conductivity |
| C. | High corrosive resistance |
| D. | High stiffness and strength, less thermal and electrical conductivity and high corrosive resistant |
| Answer» E. | |
| 10. |
The polymer is a large and heavy molecular chain formed from the interaction of many monomeric units. |
| A. | True |
| B. | False |
| Answer» B. False | |