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Asked: 2020-03-26T04:06:42+05:30 In:

GATE MT 2014 Q.15 Two identical engineering components are made from alloys X and Y. The KIC of alloy X is greater than that of alloy Y. If these components are subjected to the same stress during operation under Mode I loading, which one of the following statements is TRUE?

Poll Results

59.09%(A) Component made from alloy X can tolerate a larger flaw size compared to that made from Y ( 13 voters )
31.82%(B) Component made from alloy Y can tolerate a larger flaw size compared to that made from X ( 7 voters )
9.09%(C) Both can tolerate same flaw size ( 2 voters )
0%(D) None of the above ( 0 voters )
Based On 22 Votes

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GATE MT 2014 Q.15 Two identical engineering components are made from alloys X and Y. The KIC of alloy X is greater than that of alloy Y. If these components are subjected to the same stress during operation under Mode I loading, which one of the following statements is TRUE?
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      Correct answer is option A. As we know that, KIC= ασ√πa ⇒KIC(x) = KIC(y) ⇒ax>ay

      Correct answer is option A.

      As we know that, KIC= ασ√πa

      ⇒KIC(x) = KIC(y)

      ⇒ax>ay

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