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- PROBLEM 8 Oil of absolute viscosity 0.00210 Ib-s/ft? and specific gravity 0.850 flows through 10,000 ft of 12-in-diameter cast iron pipe at the rate of 1.57 cfs. (a) What is the velocity (ft/s) of oil in the pipe? (b) What is the Reynolds number?Given that the absorption capacity of a sample of aggregates is 8.7% and the oven-dry mass of the sample is 1000 g. Determine the mass of water that this sample 'can absorb. O A. 43.50 O B. 8.70 O C. 870.00 O D. 0.87 O E. 87.00In calm waters, the oil spilling from the ruptured hull of a grounded tanker spreads in alldirections. Assuming that the area polluted is a circle and that its radius is increasing at arate of 2 ft/sec, determine how fast the area is increasing when the radius of the circle is 40 ft.
- Q3). Explain the followings: 2 filled othy dvouron Loss on ignition, Gel pores, Elongated aggregate, Riffling, Curing concrete, Effect of freezing on fresh Concrete, Collapse slump, ScreedingTELEGRAM 2022 من 2025 رجوع ) 10:58 B 4 Q1C In a Marshall test, the percentage of asphalt binder by total weight of asphalt mixture is 4.8%. The bulk specifc gravity of aggregate (G)-2.655, the specifc gravity of asphalt binder (G)-1.020, and the density of water (y)-1.000 g/cm'. If the effective asphalt binder content (Pb) is 2.50% by total weight of mixture, and the voids in total mixture (VTM) is 4.0% by total volume of mixture, determine the following properties: a. The bulk specifc gravity of the compacted mixture (3) b. The absorbed asphalt (P) c. The voids in mineral aggregate (VMA) d. The voids filled with asphalt (VFA) R محمد اليوم عند AM 10:57A six-lane recreational freeway has the following characteristics:• 12 ft lanes• 6 ft right-side lateral clearance• 2 ramps/mile• 10% trucks (standard mix, which means for freeways is 70% SUTs/30%TTs))• PHF = 0.95• Level terrain• Peak hour demand = 4,000 veh/hBecause the facility services recreational users to a nearby ski area, the peak period occurs on weekends, and lightto moderate snow is the normal weather pattern. If virtually all uses of the facility are unfamiliar with theroadway, what is the expected LOS during the peak period?
- Q3: Select true (T) or false (F) for the following statements: 1- AC is heated at 60 °C for preparation of Marshall samples. 2- Marshall flow value decreases with % AC increases. 3- Stability decreases when temperature increases at optimum % AC. 4- Core samples are taken for each lane respectively. 5- Asphalt mix rotates in centrifugal test with 300 r/min.Soil mechanics Geotechnical Engineer.------------------------------------------------------- Answer the followings :Q1/ a- Why we do triaxial test ? b-What is unique regarding this test that is different than other tests ? c-What are the types of the triaxial test ? Explain and provide practical example for each case .For a fixed gas flow rate and drift velocity, calculate the ratio of plate areas for two precipitators—one at 90% efficiency and the other at 99% efficiency,