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This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Mechanical Metallurgy knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which of the following parameter should be low to get the best result in sheet metal formed part? |
A. | Thickness/surface area |
B. | Surface area/thickness |
C. | Length/width |
D. | Width/length |
Answer» B. Surface area/thickness | |
2. |
In which of the following process, the thickness of the metal undergoing deforming remains same? |
A. | Forging |
B. | Rolling |
C. | Stamping |
D. | Sheet forming |
Answer» E. | |
3. |
For the large reduction in the rod diameter or the commercial application reduction, the nature of circumferential stress on the surface is __________ and _________ in the center axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | zero, tensile |
D. | compressive, compressive |
Answer» C. zero, tensile | |
4. |
For the large reduction in the rod diameter or the commercial application reduction, the nature of radial stress on the surface is __________ and _________ in the center axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | zero, tensile |
D. | zero, compressive |
Answer» E. | |
5. |
For the significant reduction in the rod diameter or the commercial application reduction, the nature of longitudinal stress on the surface is __________ and _________ in the center axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | zero, tensile |
D. | compressive, compressive |
Answer» C. zero, tensile | |
6. |
For the reduction pass around one percent, the circumferential residual stress on the surface of rod is ___________ and _________ at axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | zero, tensile |
D. | compressive, compressive |
Answer» B. tensile, compressive | |
7. |
For the reduction pass around one percent, the radial residual stress on the surface of rod is ___________ and _________ at axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | zero, tensile |
D. | tensile, zero |
Answer» D. tensile, zero | |
8. |
For the reduction pass around one percent, the longitudinal residual stress on the surface of rod is ___________ and _________ at axis. |
A. | compressive, tensile |
B. | tensile, compressive |
C. | tensile, tensile |
D. | compressive, compressive |
Answer» B. tensile, compressive | |
9. |
Which of the following is not a tube drawing method? |
A. | Sinking |
B. | Plugging |
C. | Mandrel |
D. | Dome |
Answer» E. | |
10. |
The patenting heat treatment is given to every batch and every kind of wire. |
A. | True |
B. | False |
Answer» C. | |
11. |
The larger the periphery (circumference) of the bull block, the ___________ will be the wire drawing speed. |
A. | smaller |
B. | larger |
C. | does not depends on the circumference |
D. | depends on the direction of rotation |
E. | of the bull block, the ___________ will be the wire drawing speed.a) smallerb) largerc) does not depends on the circumferenced) depends on the direction of rotation |
Answer» C. does not depends on the circumference | |