Q.6. For an ASTM grain size of 7, approximately how many grains would be per square inch without any magnification. Select one A. 1.28*10^6 B. 2.56*10^8 C. 1.28*10^8 D. 2.56*10^6
Q.6. For an ASTM grain size of 7, approximately how many grains would be per square inch without any magnification. Select one A. 1.28*10^6 B. 2.56*10^8 C. 1.28*10^8 D. 2.56*10^6
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Transcribed Image Text:Q.6. For an ASTM grain size of 7, approximately how many grains would be per square inch without any
magnification. Select one
A. 1.28*10^6
B. 2.56*10^8
C. 1.28*10^8
D. 2.56*10^6
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