MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the expression for maximum stress at the tip of crack? |
| A. | σ<sub>max</sub> = 2 σ (ar)<sup>1/2</sup> |
| B. | σ<sub>max</sub> = 2 σ (a/r) <sup>1/2</sup> |
| C. | σ<sub>max</sub> = 2 σar |
| D. | σ<sub>max</sub> = 2 (σar)<sup>1/2</sup> |
| Answer» C. ‚âà√¨‚àö√¢<sub>max</sub> = 2 ‚âà√¨‚àö√¢ar | |