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This question belongs to Metallurgical Engineering Introduction To Metallurgy

Introduction to Metallurgy

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The yield strenght of a polycrystalline metal increases from 100 MPa to 145 MPa on decreasing the grain size from 64 μm to 25 μm. The yield strenght of this metal (in MPa) having a grain size of 36 μm is

A) 110 B) 125 C) 140 D) 165

Answer & Solution

Correct Answer: Option B

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