MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
Ideally how many gear threads should be there or each hob thread? |
| A. | 20 |
| B. | 30 |
| C. | 45 |
| D. | 10 times the number of hob threads |
| Answer» C. 45 | |
| 2. |
As the number of threads on the hob increases, production rate______ |
| A. | increases |
| B. | decreases |
| C. | with each thread, increases by 25% |
| D. | can t say |
| Answer» B. decreases | |
| 3. |
As the number of threads on the hob increases, it s accuracy_____ |
| A. | increases |
| B. | decreases |
| C. | remains same |
| D. | can t say |
| Answer» C. remains same | |
| 4. |
The gear hob is a formed tooth milling cutter with helical teeth. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
For helical gears, the angle between hob s spindle axis and workpiece s spindle axis must be _____ as the helix angle of the helical gear. |
| A. | increased by the same amount |
| B. | increased by the half amount |
| C. | decreased by the same amount |
| D. | decreased by the half amount |
| Answer» B. increased by the half amount | |
| 6. |
For spur gear manufacturing, angle between the hob s spindle axis and the workpiece s spindle axis should be equal to____ |
| A. | (helix angle of the hob)/2 |
| B. | 2*(helix angle of the hob) |
| C. | (helix angle of the hob) |
| D. | (helix angle of the hob)2 |
| Answer» D. (helix angle of the hob)2 | |
| 7. |
In the process of gear cutting by hobbing, the angle between the hob s spindle axis and the workpiece s spindle axis is fixed. |
| A. | True |
| B. | False |
| Answer» C. | |