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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. |
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. | |
2. |
Grey cast iron generally has poor machinability due to the presence of graphite flakes in it. |
A. | True |
B. | False |
Answer» C. | |
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 |
E. | to be called as cast iron?a) 0.1-0.5b) 0.5-1.0c) 1.0-2.0d) 2.0-5.0 |
Answer» E. to be called as cast iron?a) 0.1-0.5b) 0.5-1.0c) 1.0-2.0d) 2.0-5.0 | |