MCQOPTIONS
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MCQOPTIONS
This section includes 7 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 labeled part of the following diagram is a core? |
| A. | a |
| B. | b |
| C. | c |
| D. | d |
| Answer» D. d | |
| 2. |
Why are core prints added to the patterns when cores are used? |
| A. | They provide different cooling rates to the core |
| B. | They provide support to the cores and strength to the mould and core itself |
| C. | They are used to ease the removal of core |
| D. | They are used to manufacture cores |
| Answer» C. They are used to ease the removal of core | |
| 3. |
If a web of internal passageways and chambers is to be constructed which of the following element is most obsolete for use? |
| A. | Cores |
| B. | Core prints |
| C. | Core boxes |
| D. | Chaplets |
| Answer» B. Core prints | |
| 4. |
A permeability of a core should be _________ |
| A. | Low |
| B. | Moderate |
| C. | High |
| D. | Has no effect on casting |
| Answer» D. Has no effect on casting | |
| 5. |
Which of the following is a function of a core in casting? |
| A. | Interior cavitational passages in a casting |
| B. | To shape an external part of a more intricate casting |
| C. | To strengthen and improve inner and outer surface of the mold |
| D. | All of the above |
| Answer» E. | |
| 6. |
Cores are subjected to severe thermal and mechanical conditions. |
| A. | Completely true |
| B. | Partially true |
| C. | Completely false |
| D. | Partially false |
| Answer» B. Partially true | |
| 7. |
Which of the following is not a function of a core? |
| A. | It is used to form internal cavities |
| B. | It is used to form a part of green sand mould |
| C. | It is used as a part of gating system |
| D. | It is used as a part of furnace |
| Answer» E. | |