MCQOPTIONS
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MCQOPTIONS
This section includes 16 Mcqs, each offering curated multiple-choice questions to sharpen your Fitter knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In case of riveted joints, caulking and fullering are the processes performed to make the joints _______. |
| A. | Strong |
| B. | Soft |
| C. | Leak proof |
| D. | Flexible |
| Answer» D. Flexible | |
| 2. |
In railway carriage coupling ____ thread is used. |
| A. | Square |
| B. | Acme |
| C. | Buttress |
| D. | Knuckle |
| Answer» E. | |
| 3. |
A key that fits into a semicircular keyway cut in the shaft is: |
| A. | Saddle key |
| B. | Woodruff key |
| C. | Normal key |
| D. | Circular key |
| Answer» C. Normal key | |
| 4. |
A plate tears near the holes when ________. |
| A. | the rivets and plates are of different metals |
| B. | the holes are near to each other |
| C. | diameter of rivet is too small |
| D. | the hole is away from the edge |
| Answer» C. diameter of rivet is too small | |
| 5. |
Maximum keys are made up of:- |
| A. | High speed steel |
| B. | Mild steel |
| C. | Cast iron |
| D. | Pig iron |
| Answer» C. Cast iron | |
| 6. |
If a thread is designated as M12 × 1.25, 1.25 designates the |
| A. | Diameter of the thread |
| B. | Pitch of the thread |
| C. | Angle of the thread |
| D. | Distance between crest and root of the thread |
| Answer» C. Angle of the thread | |
| 7. |
In the M20 metric screw threads, number 20 represents: |
| A. | nominal diameter |
| B. | minor diameter |
| C. | Root diameter |
| D. | effective diameter |
| Answer» B. minor diameter | |
| 8. |
If a nut, turned in clockwise direction screws on a bolt, then the threads are called as |
| A. | Right-handed threads |
| B. | Left-handed threads |
| C. | left-right hand threads |
| D. | right-left hand threads |
| Answer» B. Left-handed threads | |
| 9. |
For riveting aluminium sheets, the material of rivet should be _____. |
| A. | Copper |
| B. | Brass |
| C. | Wrought iron |
| D. | Aluminium |
| Answer» E. | |
| 10. |
________ threads are suitable for power transmission. |
| A. | Metric |
| B. | Rectangular |
| C. | V |
| D. | Square |
| Answer» E. | |
| 11. |
Angle of Knuckle thread is ______ |
| A. | 55° |
| B. | 60° |
| C. | 30° |
| D. | 45° |
| Answer» D. 45° | |
| 12. |
______ threading is generally used for gas, water or steam pipe joints. |
| A. | BSW |
| B. | BSE |
| C. | BSP |
| D. | None of these |
| Answer» D. None of these | |
| 13. |
_____ is a semi-circular key used for transmitting light torque. |
| A. | Gib head key |
| B. | Feather key |
| C. | Woodruff key |
| D. | Saddle key |
| Answer» D. Saddle key | |
| 14. |
Lead is equal to double the pitch value then this type of thread is called as _____. |
| A. | Triple start thread |
| B. | Double start thread |
| C. | Single start thread |
| D. | Multi start thread |
| Answer» C. Single start thread | |
| 15. |
Identify the standard form of the pipe thread from the given options. |
| A. | BSW |
| B. | BSP |
| C. | BSF |
| D. | BA |
| Answer» C. BSF | |
| 16. |
By using single point tool, the thread cutting on a tool moves in a _______ path. |
| A. | Helix |
| B. | Cycloid |
| C. | Rake |
| D. | Blind |
| Answer» B. Cycloid | |