MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
GREY_CAST_IRON_GENERALLY_HAS_POOR_MACHINABILITY_DUE_TO_THE_PRESENCE_OF_GRAPHITE_FLAKES_IN_IT.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Which of the following parts are mostly manufactured by using grey cast iron?$ |
| A. | Pistons |
| B. | Surgical equipment’s |
| C. | Thin sheets |
| D. | Engine blocks |
| Answer» E. | |
| 3. |
Cast iron is widely used in industries because of its high ratio of performance to cost involved in manufacturing? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
High manganese content in cast iron provides excellent weld-ability of the material. |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
The cast irons are highly corrosive resistant material due to presence of high silicon content in it. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Which of the following types of cast iron includes black flakes of graphite in it? |
| A. | White cast iron |
| B. | Grey cast iron |
| C. | Ductile cast iron |
| D. | Malleable cast iron |
| Answer» C. Ductile cast iron | |
| 7. |
Which of the following types of iron represents purest form of iron in the manufacturing process? |
| A. | Pig iron |
| B. | White cast iron |
| C. | Wrought iron |
| D. | Grey cast iron |
| Answer» D. Grey cast iron | |
| 8. |
Cast iron generally has low tensile strength but excellent compressive strength. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
The shaking out of cast iron casting from mould cavity is known as fettling process. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
What should be the range of percentage of carbon (C) in iron (Fe) to be called as cast iron? |
| A. | 0.1-0.5 |
| B. | 0.5-1.0 |
| C. | 1.0-2.0 |
| D. | 2.0-5.0 |
| Answer» E. | |