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Discussion :: GATE Metallurgical

  1. A material with grain size of ASTM No. 6 has a lattice frictional stress 100 MN/m2 and locking parameter (Hall-Petch constant) 0.10 MN/m3/2 
    Grain size of the material is approximately
    2. A.
    45 μm
    B.
    35 μm
    C.
    4.5 μm
    D.
    3.5 μm

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    Workspace

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    Answer : Option A

    Explanation :

    -NA-

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