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This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
1. |
A low viscous fluid as lubricant is basically used for extraction of cores from the core boxes. |
A. | True |
B. | False |
Answer» C. | |
2. |
In core sand preparation, roller mills are suitable for core sand that contains only a single binder called cereal binders. |
A. | True |
B. | False |
Answer» B. False | |
3. |
In core blowing machines, the filling of core sands in core boxes is done by using compressed air. |
A. | True |
B. | False |
Answer» B. False | |
4. |
IN_CORE_SAND_PREPARATION,_ROLLER_MILLS_ARE_SUITABLE_FOR_CORE_SAND_THAT_CONTAINS_ONLY_SINGLE_BINDER_CALLED_CEREAL_BINDERS.?$ |
A. | True |
B. | False |
Answer» B. False | |
5. |
A_low_viscous_fluid_as_lubricant_is_basically_used_for_extraction_of_cores_from_the_core_boxes.$ |
A. | True |
B. | False |
Answer» C. | |
6. |
In core blowing machines, the filling of core sands in core boxes is done by using compressed air? |
A. | True |
B. | False |
Answer» B. False | |
7. |
Uniform and homogenous mixture of core sand can be achieved by manual operation. |
A. | True |
B. | False |
Answer» C. | |
8. |
Which of the following materials is used for imparting strength and collapsibility in core sand during core making process? |
A. | Molasses |
B. | Core oil |
C. | Sulphite binder |
D. | Thermo-setting resin |
Answer» E. | |
9. |
Inorganic type of core binders is generally preferred as compared to organic core binders in core making procedure. |
A. | True |
B. | False |
Answer» C. | |
10. |
Better collapsibility of core sand in core making process can ease the cleaning of castings. |
A. | True |
B. | False |
Answer» B. False | |
11. |
The permeability of core sand is generally kept higher as compared to that of moulding sand in core making operation. |
A. | True |
B. | False |
Answer» B. False | |
12. |
Cores can be made within the mould by using moulding sand which is used for mould preparation. |
A. | True |
B. | False |
Answer» C. | |
13. |
In core making operation, core sand without binder and moisture is used to increase hardness. |
A. | True |
B. | False |
Answer» C. | |