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This section includes 19 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. |
Sintering is done to _____________ |
A. | increase final strength |
B. | decrease final strength |
C. | initially increase and then to decrease the strength |
D. | initially decrease and then to increase the strength |
Answer» B. decrease final strength | |
2. |
Powder of various and non-ferrous material which becomes brittle on heating, can be formed using? |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» D. Electrolysis | |
3. |
Production of pure powder of iron and copper can be effectively done using? |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» E. | |
4. |
Formation of metal powder to use in powder metallurgy by reducing some compound with CO or other molecules is known as? |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» C. Crushing | |
5. |
Process of forming metal powder by directing molten metal through an orifice after which it is break into small particle using high pressure fluid is known as? |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» B. Reduction | |
6. |
In powder metallurgy, range of particle size (in microns) is? |
A. | 4 to 200 |
B. | 0.300 to 0.003 |
C. | 100 to 2000 |
D. | 5000 to 6000 |
Answer» B. 0.300 to 0.003 | |
7. |
Complex shape can be formed effectively using? |
A. | Powder metallurgy |
B. | Turning |
C. | Sand casting |
D. | Metal casting |
Answer» B. Turning | |
8. |
Wastage of material in powder metallurgy as scrap is ____________ |
A. | large |
B. | small |
C. | depends on other factors |
D. | medium |
Answer» C. depends on other factors | |
9. |
What is the dimensional accuracy in powder metallurgy? |
A. | High |
B. | Medium |
C. | Low |
D. | Sometimes high and sometimes low |
Answer» B. Medium | |
10. |
POWDER_OF_VARIOUS_FERROUS_AND_NON_FERROUS_MATERIAL_WHICH_BECOMES_BRITTLE_ON_HEATING,_CAN_BE_FORMED_USING?$ |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» D. Electrolysis | |
11. |
Sintering_is_done_to$ |
A. | Decrease final strength |
B. | Decrease strength |
C. | Increase final strength |
D. | None of the mentioned |
Answer» B. Decrease strength | |
12. |
Production of pure powder of iron and copper can be effectively done usin? |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» E. | |
13. |
Formation of metal powder to use in powder metallurgy by reducing some compound with CO or other molecules is known as |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» C. Crushing | |
14. |
Process of forming metal powder by directing molten metal through an orifice after which it is break into small particle using high pressure fluid is known as |
A. | Atomization |
B. | Reduction |
C. | Crushing |
D. | Electrolysis |
Answer» B. Reduction | |
15. |
Range of particle size in powder to be used for powder metallurgy in microns should vary from |
A. | 4 to 200 |
B. | 0.300 to 0.003 |
C. | 100 to 2000 |
D. | 5000 to 6000 |
Answer» B. 0.300 to 0.003 | |
16. |
Complex shape can be formed effectively using |
A. | Powder metallurgy |
B. | Turning |
C. | Sand casting |
D. | Metal casting |
Answer» B. Turning | |
17. |
Wastage of material in powder metallurgy as scrap is |
A. | Large |
B. | Small |
C. | Depends on other factor |
D. | None of the mentioned |
Answer» C. Depends on other factor | |
18. |
Dimensional accuracy in powder metallurgy is |
A. | High |
B. | Medium |
C. | Low |
D. | None of the mentioned |
Answer» B. Medium | |
19. |
Porous product can be effectively produced using powder metallurgy. |
A. | True |
B. | False |
Answer» B. False | |