 
			 
			MCQOPTIONS
 Saved Bookmarks
				| 1. | The fin spacing is usually preferred to be ___________ to minimize the fouling effect by dust and to allow free flow of air with little resistance. | 
| A. | Large | 
| B. | Small | 
| C. | Very small | 
| D. | Joint | 
| Answer» B. Small | |