MCQOPTIONS
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MCQOPTIONS
This section includes 26 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
If the degree of drawing is 0.5 and the initial area is 100mm2 then the final area in mm2 is equal to? |
| A. | 50 |
| B. | 60 |
| C. | 40 |
| D. | 30 |
| Answer» B. 60 | |
| 2. |
If the initial diameter is 50mm2 and the final diameter after drawing is 40mm2, then the degree of drawing is? |
| A. | 0.64 |
| B. | .20 |
| C. | .80 |
| D. | .36 |
| Answer» E. | |
| 3. |
As the reduction increases, drawing force must be? |
| A. | Decreases |
| B. | Increases |
| C. | Does not change |
| D. | First increases and then decreases |
| Answer» C. Does not change | |
| 4. |
The difference between the radius of punch and die basically represents occupied length of metal in the die cavity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
In deep drawing, the metal at the bottom side of the punch only undergoes longitudinal tensile stresses. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Excessive blank holding force may lead to stretching of sheet metal instead of drawing it. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which of the following forming processes is suitable for making utensils and cup shaped objects? |
| A. | Forging |
| B. | Rolling |
| C. | Deep drawing |
| D. | Wire drawing |
| Answer» D. Wire drawing | |
| 8. |
IN_DEEP_DRAWING,_THE_METAL_AT_THE_BOTTOM_SIDE_OF_THE_PUNCH_ONLY_UNDERGOES_LONGITUDINAL_TENSILE_STRESSES.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
IF_THE_INITIAL_DIAMETER_IS_50MM2_AND_THE_FINAL_DIAMETER_AFTER_DRAWING_IS_40MM2,_THEN_THE_DEGREE_OF_DRAWING_IS??$ |
| A. | .64 |
| B. | .20 |
| C. | .80 |
| D. | .36 |
| Answer» E. | |
| 10. |
The difference between the radius of punch and die basically represents occupied length of metal in the die cavity.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
If_the_degree_of_drawing_is_0.5_and_the_initial_area_is_100mm2_then_the_final_area_in_mm2_is_equal_to?$ |
| A. | 50 |
| B. | 60 |
| C. | 40 |
| D. | 30 |
| Answer» B. 60 | |
| 12. |
Excessive blank holding force may lead to stretching of sheet metal instead of drawing it? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
Degree of drawing is given by the expression? |
| A. | (d<sub>i</sub>-d<sub>f</sub>) |
| B. | (A<sub>i</sub>-A<sub>f</sub>) |
| C. | (A<sub>i</sub>-A<sub>f</sub>)/A<sub>i</sub> |
| D. | 1-((d<sub>f</sub>-d<sub>i</sub>)) |
| Answer» D. 1-((d<sub>f</sub>-d<sub>i</sub>)) | |
| 14. |
In deep drawing, the drawing force required decreases as strain increases on the metal. |
| A. | True |
| B. | False |
| Answer» C. | |
| 15. |
Which of the following angle influence the drawing force and the quality of drawn products? |
| A. | Entrance angle |
| B. | Die angle |
| C. | Relief angle |
| D. | None of the Mentioned |
| Answer» C. Relief angle | |
| 16. |
In metal forming, deep drawing process is completely different from wire drawing process. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 17. |
With increase in reduction the drawing force? |
| A. | Decreases |
| B. | Increases |
| C. | Does not change |
| D. | First increases then decreases |
| Answer» C. Does not change | |
| 18. |
Necking phenomena do not occur in the process of a cup or deep drawing. |
| A. | True |
| B. | False |
| Answer» C. | |
| 19. |
Which of the following die is used in drawing flat strips? |
| A. | Square shaped |
| B. | Rectangular shaped |
| C. | Circular shaped |
| D. | Wedge shaped |
| Answer» E. | |
| 20. |
In deep or cup drawing, maximum tensile stress is caused near the end of punch. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 21. |
The maximum reduction in cross sectional area per pass is? |
| A. | 45% |
| B. | 63% |
| C. | 55% |
| D. | 67% |
| Answer» C. 55% | |
| 22. |
Deep drawing process can also be possible by having shearing operation instead of bending operation. |
| A. | True |
| B. | False |
| Answer» C. | |
| 23. |
Degree of drawing is measured in terms of? |
| A. | Reduction in stress |
| B. | Reduction in force |
| C. | Reduction in area |
| D. | Reduction in strain |
| Answer» D. Reduction in strain | |
| 24. |
In the deep drawing process, a clearance is provided between the punch and die to succeed the forming operation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 25. |
In drawing which angle allows the introduction of lubricant into the working zone? |
| A. | Entrance angle |
| B. | Die angle |
| C. | Semi -die angle |
| D. | Relief angle |
| Answer» B. Die angle | |
| 26. |
In which of the following process the work piece is pulled through a die resulting in reduction of area? |
| A. | Forging |
| B. | Drawing |
| C. | Forming |
| D. | Extrusion |
| Answer» C. Forming | |