Question 12 Calculate in centimeters per second the settling velocity for a spherical particle with 0.1 mm diameter and a relative density of 1.5 at 25°C with Stoke's law (lecture notes equation 6.1).
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- Liquids A, B and C, in the containers shown, have SG of 0.60, 1.00 and 1.60 respectively. At what elevation (EL. B) will the liquid B stand in each of the piezometer tubes? Round your answer to the nearest hundredths. Pair = 12.5 kPa hA EL. 8 A (SG = ) ha EL. 6 B (SG = EL. 2 C (SG = EL. 0Liquids A, B and C, in the containers shown, have SG of 0.60, 1.00 and 1.60 respectively. At what elevation (EL. C) will the liquid C stand in each of the piezometer tubes? Round your answer to the nearest hundredths. Pair = 12.5 kPa EL. 8 A (SG =) EL. 6 B (SG =_) %3D EL. 2 C (SG = EL. 0The initial head is 300 mm in a falling head permeability test. It drops by 10 mm in 3 minutes.How much longer (in seconds) should the test continue, if the head is to drop to 180 mm ? a. 1681 b. 7145 c. 1457 d. 2532
- Liquids A, B and C, in the containers shown, have SG of 0.60, 1.20 and 1.60 respectively. At what elevation (EL. A) will the liquid A stand in each of the piezometer tubes? Round your answer to the nearest hundredths. Pair = 12.5 kPa EL. 8 A (SG =) EL. 6 B (SG =_) EL. 2 C (SG =_) %3D EL. 0A cylindrical tank 2.20 meters in diameter and 15 meters high is filled with liquid Z. Apressure gage at elev. 10m at the side of the tank reads 105 kPa.Another gage at elev. 6m reads 140 kPa. Compute the specific weight of the liquid, density and specific gravity.A glass cylinder 5 cm internal diameter with a screen at the bottom is used as a falling head permeameter. The thickness of the sample is 10 cm. The water level in the tube at the start of the test was 40 cm above tail water level and it dropped by 10 cm in one minute while the level of tail water remained unchanged. Determine the value of the coefficient of permeability in mm/s. a. 5.9 x 10^-2 b. 4.8 X 10^-1 c. 2.15 x 10^-2 d. 625 X 10^-2
- Question 4.5 A rock sample has a length of 20.32 cm and a diameter of 5 cm. The pressure profile inside the core sample is given below, where nitrogen of viscosity 0.0178 cP is flowing at a constant rate of 55 cm³/s. What is the permeability of the sample if the flow is in accordance with Darcy's law? 450 400 350 - 300 250 - P [psig] 200 150 100 - 50 1 3. 4 7 8 9. Distance from inlet [in] 6Please show me how to do this problem using the stokes settling velocity equation. Thank you How is water with 120 µm-diameter particles clarified using a settling tank that is 32 m long, 2.1 m wide, and 1.6 m deep? The dynamic viscosity of water is 1.3 x 10-2 g/cm.sec. and the density of the particles is 2.5 g/cm3. What flow rate can be permitted at its maximum to ensure that all the particles land in the tank?Consider the horizontal flow reactor shown below with the values in the table. Calculate the critical settling velocity in this reactor. If it is desired to achieve complete removal of the particle on the trajectory shown, what adjustment in the length of the basin would be required? с Particle a Parameter Fluid velocity, cm/s Dimension a, m Dimension b, m Dimension c, m Vs V₁ 0.5 72 1.7 3.5 b
- *A 40-lb, 0.8-ft-diameter, 1-ft-tall cylindrical tank slides slowly down a ramp with a constant speed of 0.1 ft/s as shown in Figure 1 below. The uniform thickness oil layer on the ramp has a viscosity of 0.2 lb s/ft2. Determine the angle, 0, of the ramp. 0.0025 ft T TANK 1 ft Figure 1 Ө OILIn a falling head permeameter test the initial head at t = 0 is 40 cm. The head drops by 5 cm in 10 minutes. Determine the time required to run the test for the final head to be at 20 cm. Given: Height of sample = 6 cm; cross sectional areas of sample = 50 cm2 and stand pipe = 0.5 cm2. Determine the hydraulic conductivity in cm/sec.Q31 Air flows through the settling chamber with a particulate matter that must be removed. Find the Dimensions of settling chamber. Use the following data: Properties of gas Pe = 2000 kg/m Hg =1.8 10s kg/m-s Properties of particles D=2 m/sec Dp.min = 66 um Chamber dimensions D=0.44 m Y=0.432 m AH=0.25 m n=82.23% Q = 8 m/s