 
			 
			MCQOPTIONS
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				| 1. | In the Frank-Read dislocation source, if the distance between fixed points is L, then the minimum possible value of dislocation loop radius will be equal to__________ | 
| A. | L | 
| B. | L/2 | 
| C. | 2L | 
| D. | 3L | 
| Answer» C. 2L | |