MCQOPTIONS
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MCQOPTIONS
This section includes 71 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In which operation, motion of job is rotary and motion of cutting tool is forward translating? |
| A. | turning |
| B. | planning |
| C. | milling |
| D. | all of the mentioned |
| Answer» B. planning | |
| 2. |
In lathe work, when the tool is fed parallel to the rotation of job work, it will produce |
| A. | Cylindrical surface |
| B. | Spherical surface |
| C. | Tapered surface |
| D. | All of the above |
| Answer» B. Spherical surface | |
| 3. |
The following type of Lathe is operated through Cams and Cam plate. |
| A. | Precision Lathe |
| B. | Crankshaft Lathe |
| C. | Screw cutting Lathe (Automatic) |
| D. | Duplicating Lathe |
| Answer» D. Duplicating Lathe | |
| 4. |
The following part of Lathe serves as housing for the driving pulleys and back gears |
| A. | Head stock |
| B. | Tail stock |
| C. | Bed |
| D. | Carriage |
| Answer» B. Tail stock | |
| 5. |
In Lathe, the back gears are used for affecting _______ in spindle speeds, thereby facilitating wider range of speeds |
| A. | Increase |
| B. | Reduction |
| C. | Increase or reduction |
| D. | None of the above |
| Answer» C. Increase or reduction | |
| 6. |
The following acts as driving shaft in Lathe. |
| A. | Countershaft |
| B. | Spindle shaft |
| C. | Lead screw |
| D. | None of the above |
| Answer» B. Spindle shaft | |
| 7. |
A desired speed of _____ can be obtained by selecting the suitable change gears having proper number of teeth. |
| A. | Lead screw |
| B. | Countershaft |
| C. | Spindle |
| D. | Feed gear box |
| Answer» B. Countershaft | |
| 8. |
The Lathe carriage serves the following purpose of the tool |
| A. | Guiding |
| B. | Feeding |
| C. | Supporting |
| D. | All of the above |
| Answer» E. | |
| 9. |
The use of coatings on milling cutters will increase the ____ of the tool. |
| A. | Surface hardness |
| B. | Corrosion resistance |
| C. | Surface finish |
| D. | Melting point |
| Answer» E. | |
| 10. |
A turret mill has a ____ spindle and the table is moved ____ to the spindle axis to accomplish cutting. |
| A. | Stationary, perpendicular |
| B. | Moving, parallel |
| C. | Stationary, both perpendicular and parallel |
| D. | Moving, perpendicular |
| Answer» D. Moving, perpendicular | |
| 11. |
Following is (are) the type(s) of vertical mill |
| A. | Bed mill |
| B. | Turret mill |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» E. | |
| 12. |
Following coating(s) is (are) for milling cutters |
| A. | Titanium nitride (TiN) |
| B. | Titanium Carbonitride (TiCN) |
| C. | Aluminium Titanium Nitride (AlTiN) |
| D. | All of the above |
| Answer» C. Aluminium Titanium Nitride (AlTiN) | |
| 13. |
In the bed mill, the table moves ____ to the spindle s axis |
| A. | Only parallel |
| B. | Only perpendicular |
| C. | Both perpendicular and parallel |
| D. | Inclined |
| Answer» C. Both perpendicular and parallel | |
| 14. |
Gang milling refers to the use of two or more milling cutters mounted on the ____ arbor in a ____ milling set up. |
| A. | Same, vertical |
| B. | Same, horizontal |
| C. | Different, vertical |
| D. | Different, horizontal |
| Answer» B. Same, horizontal | |
| 15. |
Following milling machine is used to cut gears |
| A. | Horizontal milling machine |
| B. | Vertical milling machine |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» B. Vertical milling machine | |
| 16. |
Following type of gear(s) can be cut on milling machine |
| A. | Worm |
| B. | Spiral bevel |
| C. | Spur |
| D. | All of the above |
| Answer» E. | |
| 17. |
Pocket milling is extensively used in |
| A. | Aerospace industry |
| B. | Shipyard industry |
| C. | Both (A) and (B) |
| D. | Agriculture industry |
| Answer» D. Agriculture industry | |
| 18. |
Jig borer are |
| A. | Built to bore holes |
| B. | Very light slot or face milling |
| C. | Typically bed mills with a long spindle throw |
| D. | All of the above |
| Answer» E. | |
| 19. |
Most CNC milling machines are |
| A. | Computer controlled vertical mills |
| B. | Used in diesinking |
| C. | Used in engraving applications |
| D. | All of the above |
| Answer» E. | |
| 20. |
The speed at which the piece advances through the cutter is called |
| A. | Cutting speed |
| B. | Feed rate |
| C. | Depth of cut |
| D. | None of the above |
| Answer» C. Depth of cut | |
| 21. |
In end mill cutter, flutes of the milling bit are |
| A. | Deep helical grooves running up the cutter |
| B. | Sharp blade along the edge |
| C. | Holes |
| D. | None of the above |
| Answer» B. Sharp blade along the edge | |
| 22. |
In end mill cutter, chips are pulled up the |
| A. | Flute |
| B. | Tooth |
| C. | Tip |
| D. | Shank |
| Answer» B. Tooth | |
| 23. |
During milling, the cutter usually moves |
| A. | Perpendicular to its axis |
| B. | Parallel to its axis |
| C. | Inclined to its axis |
| D. | Any of the above |
| Answer» B. Parallel to its axis | |
| 24. |
Peripheral milling is well suited to the cutting of |
| A. | Deep slots |
| B. | Threads |
| C. | Gear teeth |
| D. | All of the above |
| Answer» E. | |
| 25. |
The T-slots in the table of planning machines are cut in. |
| A. | Shaping machine |
| B. | Planning machine |
| C. | Slotting machine |
| D. | None of these |
| Answer» E. | |
| 26. |
End mills have cutting teeth |
| A. | At one end |
| B. | On the sides |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» D. None of the above | |
| 27. |
The job reciprocates in |
| A. | Shaping machine |
| B. | Planning machine |
| C. | slotting machine |
| D. | All of the above |
| Answer» E. | |
| 28. |
Flat surface can be produced in |
| A. | Shaping machine only |
| B. | Planning machine only |
| C. | Slotting machine only |
| D. | All of the above |
| Answer» E. | |
| 29. |
Large number of cutting tools can be simultaneously used in. |
| A. | Shaping machine |
| B. | Planning machine |
| C. | Slotting machine |
| D. | None of these |
| Answer» E. | |
| 30. |
A milling cutter may have surfaces made of |
| A. | High speed steel |
| B. | Cemented carbide |
| C. | Aluminium oxide |
| D. | Both (A) and (B) |
| Answer» B. Cemented carbide | |
| 31. |
Slotting machines are used to cut internal gear teeth for |
| A. | Batch production |
| B. | Lot production |
| C. | Mass production |
| D. | None of these |
| Answer» D. None of these | |
| 32. |
The work-table can rotate in |
| A. | Shaping machine |
| B. | Planning machine |
| C. | Slotting machine |
| D. | None of these |
| Answer» D. None of these | |
| 33. |
Heavy cuts can be given during machining in |
| A. | Shaping machine |
| B. | Planning machine |
| C. | Slotting machine |
| D. | None of these |
| Answer» D. None of these | |
| 34. |
Following cutting fluid is used for grinding of Cast iron |
| A. | Heavy duty emulsifiable oil |
| B. | Light duty chemical oil |
| C. | Synthetic oil |
| D. | All of the above |
| Answer» E. | |
| 35. |
Length of the stroke can be varied in |
| A. | Shaping machine |
| B. | Planning machine |
| C. | Slotting machine |
| D. | All of these |
| Answer» E. | |
| 36. |
Stainless steel is very difficult to grind due to its |
| A. | Toughness |
| B. | Ability to work harden |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» D. None of the above | |
| 37. |
Which of the following property changes due to grinding |
| A. | Mechanical properties |
| B. | Physical properties |
| C. | Chemical properties |
| D. | All of the above |
| Answer» E. | |
| 38. |
Synthetic oil is used as cutting fluid in grinding for |
| A. | Cast iron |
| B. | Stainless steel |
| C. | Plastics |
| D. | All of the above |
| Answer» E. | |
| 39. |
In cutting Right hand threads, the spindle and lead screw rotates in the |
| A. | Same direction |
| B. | Opposite direction |
| C. | Same or Opposite direction |
| D. | Spindle rotates but lead screw does not rotate |
| Answer» B. Opposite direction | |
| 40. |
In _____, the cutting action occurs primarily at the end corners of the milling cutter. |
| A. | Face milling |
| B. | Peripheral milling |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» B. Peripheral milling | |
| 41. |
Which of the following type of broaches are sharpened or re-sharpened by grinding at the flank surfaces? |
| A. | Profile sharpened type |
| B. | Sectional type |
| C. | Segmented type |
| D. | Ordinary cut type |
| Answer» B. Sectional type | |
| 42. |
Following is an abrasive cutting |
| A. | Milling |
| B. | Grinding |
| C. | Laser beam machining |
| D. | All of the above |
| Answer» C. Laser beam machining | |
| 43. |
Following process (es) is (are) subset(s) of grinding |
| A. | Honing |
| B. | Lapping |
| C. | Sanding |
| D. | All of the above |
| Answer» E. | |
| 44. |
The work holding device in surface grinding is known as |
| A. | Chuck |
| B. | Mandrel |
| C. | Tool post |
| D. | None of the above |
| Answer» B. Mandrel | |
| 45. |
Grinding is best suited to the machining of |
| A. | Soft material |
| B. | Very hard material |
| C. | Both (A) and (B) |
| D. | None of the above |
| Answer» C. Both (A) and (B) | |
| 46. |
Grinding is commonly used on |
| A. | Aluminium |
| B. | Brass |
| C. | Plastic |
| D. | Cast Iron |
| Answer» E. | |
| 47. |
Which of the following material(s) tend to clog the cutting wheel |
| A. | Aluminium |
| B. | Brass |
| C. | Plastic |
| D. | All of the above |
| Answer» E. | |
| 48. |
Following is (are) the type of cylindrical grinding |
| A. | Outside diameter grinding |
| B. | Plunge grinding |
| C. | Centerless grinding |
| D. | All of the above |
| Answer» E. | |
| 49. |
Most cylindrical grinding machines include a ___ to allow the forming of tapered piece. |
| A. | Grinding dog |
| B. | Swivel |
| C. | Center driver |
| D. | None of the above |
| Answer» C. Center driver | |
| 50. |
In cylindrical grinder, how many centers hold the workpiece? |
| A. | One |
| B. | Two |
| C. | Three |
| D. | Four |
| Answer» C. Three | |