MCQOPTIONS
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MCQOPTIONS
This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In normalizing, grain size distribution ______ |
| A. | is uniform |
| B. | is less uniform |
| C. | varies directly with temperature |
| D. | varies with time |
| Answer» C. varies directly with temperature | |
| 2. |
Perlite formed during normalising is coarse in nature. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Normalizing takes less time than that for annealing. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Increase in the tempering temperature ______ |
| A. | increases hardness |
| B. | increases ductility |
| C. | decreases conductivity |
| D. | increases toughness |
| Answer» E. | |
| 5. |
Highly alloyed tool steels are tempered in the range of ______ |
| A. | 100⁰C – 190⁰C |
| B. | 180⁰C – 300⁰C |
| C. | 450⁰C – 620⁰C |
| D. | 500⁰C – 600⁰C |
| Answer» E. | |
| 6. |
NORMALIZING_TAKES_LESS_TIME_THAN_THAT_FOR_ANNEALING.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
INCREASE_IN_THE_TEMPERING_TEMPERATURE_______?$ |
| A. | increases hardness |
| B. | increases ductility |
| C. | decreases conductivity |
| D. | increases toughness |
| Answer» E. | |
| 8. |
Perlite formed during normalising is coarse in nature.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
In_normalizing,_grain_size_distribution_______ |
| A. | is uniform |
| B. | is less uniform |
| C. | varies directly with temperature |
| D. | varies with time |
| Answer» C. varies directly with temperature | |
| 10. |
Highly alloyed tool steels are tempered in the range of _____? |
| A. | 100⁰C – 190⁰C |
| B. | 180⁰C – 300⁰C |
| C. | 450⁰C – 620⁰C |
| D. | 500⁰C – 600⁰C |
| Answer» E. | |
| 11. |
Tempering is achieved by heating hardened steel to a temperature in the range of ______ |
| A. | 100⁰C – 150⁰C |
| B. | 100⁰C – 680⁰C |
| C. | 200⁰C – 375⁰C |
| D. | 300⁰C – 835⁰C |
| Answer» C. 200‚Äö√Ñ√∂‚àö√ñ‚Äö√†√ªC ‚Äö√Ñ√∂‚àö√ë‚àö¬® 375‚Äö√Ñ√∂‚àö√ñ‚Äö√†√ªC | |
| 12. |
Structures obtained after hardening consists of _______ |
| A. | martensite |
| B. | cementite |
| C. | perlite |
| D. | carbon |
| Answer» B. cementite | |
| 13. |
Martensite obtained after hardening is extremely _______ |
| A. | hard |
| B. | ductile |
| C. | brittle |
| D. | soft |
| Answer» D. soft | |
| 14. |
Normalizing is not used for relieve internal stresses by which of the following processes? |
| A. | Casting |
| B. | Drilling |
| C. | Welding |
| D. | Forming |
| Answer» C. Welding | |
| 15. |
Normalizing is used for _____ |
| A. | alloy steels |
| B. | high carbon steels |
| C. | tool steels |
| D. | aluminium alloys |
| Answer» C. tool steels | |
| 16. |
In normalizing, components are cooled _____ |
| A. | using water |
| B. | using oil |
| C. | in still air |
| D. | in furnace |
| Answer» D. in furnace | |
| 17. |
In normalizing of hypoeutectoid steel, the component is heated to a temperature above _____ |
| A. | 535‚Äö√Ö‚àûC |
| B. | 610‚Äö√Ö‚àûC |
| C. | 800‚Äö√Ö‚àûC |
| D. | 910‚Äö√Ö‚àûC |
| Answer» E. | |