MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
WHY_SPACERS_ARE_USED_IN_ROLL_FORMING_MACHINES??$ |
| A. | To prevent the springback of the material |
| B. | To fix the rolls in exact position |
| C. | To accommodate specific material thickness by adjusting the height |
| D. | To support the shaft |
| Answer» C. To accommodate specific material thickness by adjusting the height | |
| 2. |
WHICH_OF_THE_FOLLOWING_IS_THE_MOST_COMMON_MATERIAL_USED_TO_PRODUCE_FORMING_ROLLS??$ |
| A. | Aluminium |
| B. | Carbide |
| C. | Chrome steels |
| D. | Oil hardened tool steels |
| Answer» E. | |
| 3. |
The flower design is___? |
| A. | the total number of formed bends |
| B. | a station-by-station overlay of progressive part contours |
| C. | the part’s finished profile |
| D. | the finished profile divided into component bends and straight sections |
| Answer» C. the part‚Äö√Ñ√∂‚àö√ë‚àö¬•s finished profile | |
| 4. |
When does springback occur? |
| A. | When the material does not stress beyond its elastic limit |
| B. | When the material is stressed beyond its elastic limit |
| C. | When the material is too hard |
| D. | When the material is too soft |
| Answer» B. When the material is stressed beyond its elastic limit | |
| 5. |
Camber refers to deviation from a straight line the____ |
| A. | side edge before roll forming |
| B. | vertical plane |
| C. | horizontal plane |
| D. | side edge after roll forming |
| Answer» B. vertical plane | |
| 6. |
Post-cut roll forming production speeds are ______________ |
| A. | 100 to 180 feet per minute |
| B. | 650 to 780 feet per minute |
| C. | 800 to 900 feet per minute |
| D. | up to 100 feet per minute |
| Answer» B. 650 to 780 feet per minute | |
| 7. |
Pre-cut roll forming production speed are ______________ |
| A. | 600 to 800 feet per minute |
| B. | up to 1000 feet per minute |
| C. | 50 to 250 feet per minute |
| D. | 100 to 300 feet per minute |
| Answer» D. 100 to 300 feet per minute | |
| 8. |
The most common cutting method of roll forming is ____________ |
| A. | sawing |
| B. | pre-cutting |
| C. | parting |
| D. | post-cutting |
| Answer» E. | |
| 9. |
Which of the following are the most desirable materials used in roll forming? |
| A. | Spring steel |
| B. | Chromium-molybdenum steel |
| C. | Non-metals |
| D. | Mild steels and aluminium |
| Answer» E. | |
| 10. |
Which word best describes the roll forming? |
| A. | Die forming |
| B. | Coining |
| C. | Progressive |
| D. | Profiling |
| Answer» D. Profiling | |