MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Dynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
M30 stands for: |
| A. | End of program |
| B. | End of block |
| C. | End of tape and tape rewind |
| D. | Coolant on/ off |
| Answer» B. End of block | |
| 2. |
Dwell is defined by: |
| A. | G04 |
| B. | G03 |
| C. | G02 |
| D. | G01 |
| Answer» B. G03 | |
| 3. |
On turning lathes the machine zero point is generally at the: |
| A. | Head stock of lathe spindle nose face |
| B. | Dead center of tail stock |
| C. | Tool point mounted on tool post |
| D. | none of the mentioned |
| Answer» C. Tool point mounted on tool post | |
| 4. |
DWELL_IS_DEFINED_BY:?$ |
| A. | G04 |
| B. | G03 |
| C. | G02 |
| D. | G01 |
| Answer» B. G03 | |
| 5. |
M30 stands for:$ |
| A. | End of program |
| B. | End of block |
| C. | End of tape and tape rewind |
| D. | Coolant on/ off |
| Answer» B. End of block | |
| 6. |
On turning lathes the machine zero point is generally at the? |
| A. | Head stock of lathe spindle nose face |
| B. | Dead center of tail stock |
| C. | Tool point mounted on tool post |
| D. | none of the mentioned |
| Answer» C. Tool point mounted on tool post | |
| 7. |
The axes of turning machine arc: |
| A. | Z and X-axes |
| B. | X and Y-axes |
| C. | Z and Y-axes |
| D. | X, Y and Z-axes |
| Answer» B. X and Y-axes | |
| 8. |
The lost motion in CNC machine tool is on account of: |
| A. | Backlash in gearing |
| B. | Wind-up of drive shafts |
| C. | Deflection of machine tool members |
| D. | All of the mentioned |
| Answer» B. Wind-up of drive shafts | |
| 9. |
CNC drilling machine is considered to be a: |
| A. | Point-to-point controlled machine |
| B. | Straight line controlled machine |
| C. | Continuous path controlled machine |
| D. | Servo-controlled machine |
| Answer» B. Straight line controlled machine | |
| 10. |
The first commercial CNC machine was developed in the year: |
| A. | 1970 |
| B. | 1972 |
| C. | 1976 |
| D. | 1980 |
| Answer» B. 1972 | |
| 11. |
Computer will perform the data processing functions in |
| A. | NC |
| B. | CNC |
| C. | DNC |
| D. | ACS |
| Answer» D. ACS | |
| 12. |
Stiffness is ______________ to the length of the element. |
| A. | Inversely proportional |
| B. | Directly proportional |
| C. | Exponential |
| D. | Independent |
| Answer» E. | |
| 13. |
The sum of the shape functions over the element is always equal to: |
| A. | Zero |
| B. | Infinity |
| C. | Unity |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |