Discussion :: GATE Mechanical
- A solid steel cube constrained on all six faces is heated so that the temperature rises uniformly by ∆T. If the thermal coefficient of the material is α, Young's modulus is E and the Poisson's ratio is υ , the thermal stress developed in the cube due to heating is
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A.
-[α(∆T)E]/(1 - 2υ)
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B.
-[2α(∆T)E]/(1 - 2υ)
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C.
-[3α(∆T)E]/(1 - 2υ)
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D.
-[α(∆T)E]/3(1 - 2υ)
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Answer : Option A
Explanation :
-NA-
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