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. |
If feeding distance is more, the number of risers required will be more. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Modulus method can be used for determining the dimensions of the riser. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
How many number of risers are required if we use chills with end chills if L is the length and T is the thickness of the plate in mm? |
| A. | L⁄4T |
| B. | |
| C. | |
| D. | |
| Answer» D. | |
| 4. |
Which of the following is a key parameter when we design a riser using Novel research method? |
| A. | Modulus |
| B. | Freezing ratio |
| C. | Shape factor |
| D. | Shrinkage volume |
| Answer» D. Shrinkage volume | |
| 5. |
How can we calculate the solidification time? |
| A. | Shrinkage volume consideration method |
| B. | Modulus method |
| C. | Novel research method |
| D. | Chvorinov’s rule |
| Answer» E. | |
| 6. |
When do we need more number of risers during casting? |
| A. | Feeding distance is low |
| B. | Feeding distance is high |
| C. | Thermal conductivity of mold is high |
| D. | Fluidity of molten metal is high |
| Answer» B. Feeding distance is high | |
| 7. |
How can we enhance the feeding distance during casting? |
| A. | Reducing molten metal temperature |
| B. | Increase fluidity |
| C. | By using low thermal conductivity mold |
| D. | Using sand mold |
| Answer» C. By using low thermal conductivity mold | |
| 8. |
What will be the feeding distance (in inches) without using chill for a plate of thickness T? |
| A. | 4.5√T + 2 |
| B. | 4.5√T |
| C. | 6√T+2 |
| D. | 6√T |
| Answer» C. 6√T+2 | |
| 9. |
Which of the following can be used for increasing feeding distance? |
| A. | Uniform temperature gradient |
| B. | Negative temperature gradient towards the riser |
| C. | No temperature gradient |
| D. | Positive temperature gradient towards the riser |
| Answer» E. | |
| 10. |
How can we eliminate the shrinkage cavity? |
| A. | By increasing riser height |
| B. | By reducing riser height |
| C. | Reducing the number of risers |
| D. | By using an open riser |
| Answer» B. By reducing riser height | |