 
			 
			MCQOPTIONS
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				| 1. | The brittle fracture of single crystal is related with __________________ on the cleavage plane. | 
| A. | critical resolved shear stress | 
| B. | critical resolved normal stress | 
| C. | uniaxial tensile stress | 
| D. | uniaxial shear stress | 
| Answer» C. uniaxial tensile stress | |