Machine Design - GATE practice papers - Mechanical for Q. 364

Q.  Maximum principles stress theory by Rankine is applicable for those materials which are __________(Marks: 02)
- Published on 19 Oct 15

a. strong in shear but weak in tension or compression
b. weak in shear but strong in tension or compression
c. strong in shear as well as in tension or compression
d. weak in shear as well as in tension or compression

ANSWER: strong in shear but weak in tension or compression
 
The Rankine theory predicts the failure behavior of brittle material like cast iron. Brittle materials are strong in shear but weak in tension or compression.

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