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This question belongs to Metallurgical Engineering Miscellaneous In Metallurgy

Miscellaneous in Metallurgy

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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 (K_IC)_A = 0.6(K_IC)_B (where, K_IC 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 & Solution

Correct Answer: Option B

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Question posted by Examveda

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