 
			 
			MCQOPTIONS
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				| 1. | Which of the following is true about an agitator vessel? | 
| A. | Small bubbles have a high interfacial area | 
| B. | Bubbles in an agitator vessel are small | 
| C. | Small bubbles have a lower rise velocity | 
| D. | All of the mentioned | 
| Answer» E. | |