A Sample Of A Dry Coarse Grained Material Of Mass 500 Grams Was Shaken Through A Nest Of Sieves And The Following Resu 1 (235.26 KiB) Viewed 45 times
A Sample Of A Dry Coarse Grained Material Of Mass 500 Grams Was Shaken Through A Nest Of Sieves And The Following Resu 2 (109.63 KiB) Viewed 45 times
A sample of a dry, coarse-grained material of mass 500 grams was shaken through a nest of sieves, and the following results were obtained: Sieve No. 4 10 20 40 100 200 Pan Opening (mm) 4.75 2.00 0.85 0.425 0.15 0.075 Mass Retained a. Plot the gradation curve. (grams) 0 14.8 98 90.1 181.9 108.8 6.1 b. Determine the effective size, uniformity coefficient, coefficient of curvature, and sorting coefficient
1. % Finer U.S. Standard 100 90 80 70 60 50 40 30 20 10 0 0.001 D10 0.0992 mm D25 0.1588 mm D30 0.1833 mm D60 0.4349 mm D75 0.7750 mm I I + T t 1 + T I I I + T + T I I I 10 points Cu 10 points Cc 10 points So 10 points 10 points 200 100 I D10 4.384 5 points 0.7788 5 points 2.209 5 points 40 20 0.01 0.1 1 Particle size (mm) - logarithmic scale D60 10 4 10
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