MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Materials Science knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calcium is an isobar of Argon. They differ in: |
| A. | Atomic weight |
| B. | Number of nucleons |
| C. | Number of neutrons |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 2. |
Various isotopes of a given element have same: |
| A. | Number of protons |
| B. | Number of neutrons |
| C. | Molar mass |
| D. | Thermodynamic stability |
| Answer» B. Number of neutrons | |
| 3. |
Which of the following is true for polymers? |
| A. | They have very high molecular mass |
| B. | They do not have a linear stress-strain curve |
| C. | They have high strength to mass ratio |
| D. | All of the mentioned |
| Answer» E. | |
| 4. |
Which of the following cannot be used as bio-materials? |
| A. | Metals |
| B. | Ceramics |
| C. | Polymers |
| D. | None of the mentioned |
| Answer» E. | |
| 5. |
Ceramics make excellent refractory materials. A material is said to be refractory if it: |
| A. | resists the flow of electric current |
| B. | has high refractive index |
| C. | retains its strength at high temperatures |
| D. | all of the mentioned |
| Answer» D. all of the mentioned | |
| 6. |
GFRP is an important composite. It stands for |
| A. | Gelatin Fibre Reinforced Polymer |
| B. | Graphite Fibre Reinforced Polymer |
| C. | Germanium Fibre Reinforced Polymer |
| D. | Glass Fibre Reinforced Polymer |
| Answer» E. | |
| 7. |
Steels mainly contain iron and carbon. Under which of the following categories do they belong? |
| A. | Metallic Solid |
| B. | Polymer |
| C. | Composites |
| D. | Ceramics |
| Answer» B. Polymer | |
| 8. |
In terms of which of the following properties, metals are better than ceramics? |
| A. | Hardness |
| B. | Ductility |
| C. | Toughness |
| D. | Yield Strength |
| Answer» C. Toughness | |