MCQOPTIONS
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MCQOPTIONS
| 1. |
What is fracture toughness of magnesia in terms of stress intensity factor? |
| A. | 1 MPa m<sup>1/2</sup> |
| B. | 2 MPa m<sup>1/2</sup> |
| C. | 3 MPa m<sup>1/2</sup> |
| D. | 5 MPa m<sup>1/2</sup> |
| Answer» D. 5 MPa m<sup>1/2</sup> | |