 
			 
			MCQOPTIONS
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				This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Casting knowledge and support exam preparation. Choose a topic below to get started.
| 1. | The effect of temperature change is generally neglected during the vacuum degassing process. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 2. | In vacuum degassing method, low viscosity is considered to have negative influence on the reaction rate. | 
| A. | True | 
| B. | False | 
| Answer» C. | |
| 3. | In vacuum treatment of molten metal, temperature of the melt can be decreased. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |