Thin walled pressure vessels are to be made either from Material A and B. If the applied stress is 1.2 times higher when material A is used and (KIC)A = 0.6(KIC)B (where, KIC denotes plain strain fracture toughness). The ratio of critical crack lengths in material A and B will be
A. $$\frac{1}{2}$$
B. $$\frac{1}{4}$$
C. $$\frac{1}{6}$$
D. $$\frac{1}{8}$$
Answer: Option B
This Question Belongs to Metallurgical Engineering >> Miscellaneous In Metallurgy
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