MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Titanium metal generally has a high melting point and low thermal conductivity. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which of the following methods of melting is not used for melting titanium metal? |
| A. | Induction method |
| B. | Vacuum arc method |
| C. | Electron beam melting |
| D. | Cupola furnace melting |
| Answer» E. | |
| 3. |
Refractory oxides do not have any effect on molten titanium metal at the time of casting process. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
WHICH_OF_THE_FOLLOWING_METHODS_OF_MELTING_IS_NOT_USED_FOR_MELTING_TITANIUM_METAL??$ |
| A. | Induction method |
| B. | Vacuum arc method |
| C. | Electron beam melting |
| D. | Cupola furnace melting |
| Answer» E. | |
| 5. |
Titanium_metal_generally_has_a_high_melting_point_and_low_thermal_conductivity.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Refractory oxides do not have any effect on molten titanium metal at the time of casting process? |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
In general, titanium castings exhibits excellent fatigue strength due to its high rigidity. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Melting and casting of titanium are very difficult due to its high chemical reactivity with mould materials. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Which of the following materials is the most dominant in aero engine applications? |
| A. | Iron |
| B. | Brass |
| C. | Titanium |
| D. | Copper |
| Answer» D. Copper | |
| 10. |
The properties of titanium can remain constant with abrupt variations in the temperature of a material. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
Titanium is a toxic material which can also be affected by the attack of chlorides or mineral acids. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Titanium alloys have melting point greater than that of steels. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 13. |
In general, titanium is denser than steel due to compactness in grain structure of titanium. |
| A. | True |
| B. | False |
| Answer» C. | |