Soil engineering is the study of:, Soil properties, behavior, and strength for construction projects, Steel structures, Water treatment systems, Concrete mixtures only, Which soil type is considered coarse-grained?, Clay, Sand, Silt, Colloids, Gravel is defined as soil that:, Passes No. 200 sieve only, Passes No. 10 sieve only, Passes 3-inch sieve and is retained on No. 10 sieve, Is retained on No. 200 sieve, Which soil passes the No. 200 sieve?, Sand, Crushed stone, Gravel, Silt and Clay, A Group Index (GI) of 0 indicates:, Good subgrade material, Organic soil, Weak soil structure, Very poor subgrade material, The higher the Group Index, the ______ the soil quality., Stronger, More granular, Better, Poorer, Which soil groups belong to granular materials?, A-5, A-6, A-7, A-1, A-2, A-3, A-4, A-5, A-6, A-6, A-7, A-8, An undisturbed soil sample is commonly used for:, Field density test, CBR test, Triaxial test, Abrasion test, What is the minimum diameter of a sampling tube?, 1 inch, 2 inches, 3 inches, 1½ inches, The length of a Shelby tube is:, 18 inches, 6 feet, 24 inches, 12 inches, The moisture content test uses an oven temperature of:, 100 ± 5°C, 60 ± 5°C, 110 ± 5°C, 90 ± 5°C, Sieve analysis is used to determine:, Shear strength, Particle-size distribution, Soil density, Soil color, For Atterberg Limit Test, the soil sample must pass which sieve?, No. 20, No. 10, No. 40, No. 200, Liquid Limit is taken at:, 25 blows, 15 blows, 20 blows, 10 blows, The standard soil thread diameter for Plastic Limit is:, 5 mm, 3.2 mm, 1 mm, 2 mm, The Los Angeles Abrasion machine operates at:, 40–45 rpm, 20–25 rpm, 10–15 rpm, 30–33 rpm, Modified Compaction Test uses how many layers?, 6 layers, 3 layers, 4 layers, 5 layers, The soaking time for the California Bearing Ratio Test is:, 24 hours, 96 hours, 72 hours, 48 hours, Field Density Test is mainly used to check:, Soil color, Soil classification, Field compaction, Soil moisture, Which is NOT an importance of compaction?, Increases compressibility, Improves stability, Reduces permeability, Increases soil strength, Which soil classification group includes highly organic soils such as peat and muck?, A-7, A-8, A-5, A-3, Disturbed soil samples are commonly used for:, Atterberg limit testing, Permeability testing, Consolidation testing, Triaxial testing, What is the minimum weight required for a disturbed soil sample?, 2 kg, 0.5 kg, 1 kg, 5 kg, Which of the following is NOT a common sampling device?, Split spoon, Hand auger, Shelby tube, Vicat apparatus, The moisture content test sample size ranges from:, 25–1000 g, 100–2000 g, 10–500 g, 5–100 g, Which equipment is used in sieve analysis for automatic shaking of sieves?, Hydrometer, Mechanical shaker, Compression machine, Proctor hammer, The correct sequence in Atterberg Limit testing is:, PI → Plastic Limit → Liquid Limit, PI → Liquid Limit → Plastic Limit, Plastic Limit → Liquid Limit → PI, Liquid Limit → Plastic Limit → PI, During the Liquid Limit test, the brass cup drop height should be:, 15 mm, 8 mm, 10 mm, 5 mm, The groove closure distance in the Liquid Limit test is:, 13 mm, 11 mm, 10 mm, 15 mm, The crank speed during the Liquid Limit test is:, 1 revolution/sec, 4 revolutions/sec, 3 revolutions/sec, 2 revolutions/sec, During the Plastic Limit test, the soil thread should break into approximately:, 4–5 pieces, 6–8 pieces, 2–3 pieces, 10–12 pieces, The Los Angeles Abrasion test measures resistance to:, Water absorption, Settlement, Wear, impact, and breaking, Compression only, The standard number of revolutions used in the Los Angeles Abrasion test is:, 500, 250, 1000, 100, What is the maximum drying temperature used in the Modified Compaction Test?, 40°C, 110°C, 50°C, 60°C, The rammer weight used in the Modified Compaction Test is:, 3.0 kg, 6.0 kg, 4.54 kg, 2.5 kg, The penetration rate in the CBR test is:, 0.01 inch/min, 0.05 inch/min, 0.10 inch/min, 0.03 inch/min, For hydrometer testing, the sample weight for sandy soil is:, 50 g, 75 g, 25 g, 100 g, Which property is determined using the triaxial test?, Internal friction, Particle size, Moisture content, Soil color, The uniformity coefficient requirement for sand used in field density testing should be:, Equal to 2.0, Less than 2.0, Greater than 2.0, Less than 5.0, The orifice diameter of the sand cone apparatus is:, 0.25 inch, 1.5 inches, 0.50 inch, 1.0 inch

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