MCQOPTIONS
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MCQOPTIONS
This section includes 66 Mcqs, each offering curated multiple-choice questions to sharpen your Advanced Machining knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
Ice particles of size >500 µm are produced by which of the following process? |
| A. | Stream freezing |
| B. | Ice particles supply |
| C. | Normal cooling |
| D. | None of the mentioned |
| Answer» C. Normal cooling | |
| 52. |
State whether following statement is true or false about Magnetic abrasive finishing.'Vibratory motion that is axial, is introduced in the magnetic field by the oscillation of magnetic poles.' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 53. |
Which of the following is not a process parameter of Abrasive water jet machining? |
| A. | Frequency of vibration |
| B. | Orifice diameter |
| C. | Pressure |
| D. | Stand-off distance |
| Answer» B. Orifice diameter | |
| 54. |
State whether following statement is true or false about Abrasive water jet machining.'A material, whose material removal rate is higher, produces larger surface roughness.' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 55. |
What is the value of stand-off distance in Abrasive water jet machining? |
| A. | 1.0 - 2.0 mm |
| B. | 2.0 - 4.0 mm |
| C. | 4.0 - 6.0 mm |
| D. | 6.0 - 10.0 mm |
| Answer» B. 2.0 - 4.0 mm | |
| 56. |
State whether following statement is true or false.'Introduction of compressed air to the water jet enhances the deburring action.' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 57. |
How is the material removed in Abrasive water jet machining? |
| A. | Vaporization |
| B. | Electron transfer |
| C. | Corrosion |
| D. | Erosion |
| Answer» E. | |
| 58. |
Of the following values, between which values traverse speed will range? |
| A. | 0.1 to 5 m/min |
| B. | 5 to 100 m/min |
| C. | 100 to 500 m/min |
| D. | 500 to 1000 m/min |
| Answer» C. 100 to 500 m/min | |
| 59. |
Impact angle in Abrasive water jet machining range between which of the following values? |
| A. | 0° to 10° |
| B. | 10° to 30° |
| C. | 30° to 90° |
| D. | 90° to 100° |
| Answer» D. 90° to 100° | |
| 60. |
State whether the following statement is true or false about Ice jet machining.'Water can be reused in IJM, unlike that of AWJM and WJM.' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 61. |
Ice particles of size |
| A. | Stream freezing |
| B. | Ice particles supply |
| C. | Normal cooling |
| D. | None of the mentioned |
| Answer» B. Ice particles supply | |
| 62. |
Which of the following are different types of catchers used in AWJM? |
| A. | Water basin type |
| B. | Submerged steel balls type |
| C. | TiB2 type |
| D. | All of the mentioned |
| Answer» E. | |
| 63. |
State whether following statement is true or false regarding MAF.'As the forces exerted on the rollers are very small, polishing actions takes place very finely.' |
| A. | True |
| B. | False |
| Answer» B. False | |
| 64. |
State whether following statement is true or false about Magnetic abrasive finishing.'Mirror finishing, removed burrs with lowering the accuracy of the shape are achieved by MAF.' |
| A. | True |
| B. | False |
| Answer» C. | |
| 65. |
What are the other applications where Magnetic abrasive finishing can be used? |
| A. | Removal of oxide layers |
| B. | Removal of protective coatings |
| C. | Chamfering |
| D. | All of the mentioned |
| Answer» E. | |
| 66. |
Which of the following applications where MAF is used? |
| A. | Finishing of inner surfaces |
| B. | Polishing of balls and rollers |
| C. | Chamfering and deburring of gears |
| D. | All of the mentioned |
| Answer» E. | |