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1. |
Find the crack growth per cycle for a steel plate where the crack growth equation is given by:
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A. | nThe value of p=3, A= 6.9*10<sup>-18</sup>, and stress intensity factor variation is 1 kPa m<sup>1/2</sup>. |
B. | 6.9 m/cycle |
C. | 6.9 mm/cycle |
D. | 6.9 nm/cycle |
E. | 13.3 m/cycle |
Answer» D. 6.9 nm/cycle | |