If there is 400 grain per square inch on a photomicrograph of a metal at 200X, calculate the ASTM grain-size number of the material. (Ans: 11.6439)
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ASTM grain-size number of the material. (Ans: 11.6439)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5d5fc844-d778-4ab0-ad26-87c27ec06917%2F69e6c024-730e-498e-a551-384a851e8541%2Fjv50fkf_processed.jpeg&w=3840&q=75)
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