subject
Engineering, 28.01.2020 07:31 tfraz4412

The variation in the dynamic viscosity of a newtonian solvent for lignin pretreatment is measured and tabulated below at different temperatures. 0.24 0.57 1.53 5.02 22.44 159.51 viscosity (pa. s) temperature (k) 333 303 294 284 cbe 240 homework assignment #1 spring 2020 if the velocity distribution of the solvent is given by v = 0.02 m/s, where r denotes the radius of the pipe, a determine the shear stress and shear force exerted by the fluid at the pipe wall at all the temperatures for which the viscosity data is available. assuming that the solvent has identical density as water at the given temperatures, b) determine the corresponding reynolds numbers at each temperature. assume a schedule 40 steel pipe of nominal pipe size 2. [hint: pipe dimensions and sizes provided in appendix a.5-1 of the class text may be useful. also, use the maximum velocity from the provided profile to calculate the reynolds numbers.] [15 points a.3-1 dimensions of standard steel pipe nomina! pipe outside diameter wall sched thickness ule numberin. mm inside diameter inside cross- sectional area size (in.) in mm in. mm ft? mx 104 0.405 10.29 4 0 80 0.540 13.72 -12 mon 0.675 17.15 80 40 80 0.840 21.34 40 80 1.050 26.67 1.315 33.40 40 80 40 11 1.660 42.16 1.900 48.26 80 2.375 60.33 0.068 1.73 0.269 6.83 0.00040 0.095 2.41 0.215 5.46 0.00025 0.088 2.24 0.364 9.25 0.00072 0.119 3.02 0.302 7.67 0.00050 0.091 2.31 0.493 12.52 0.00133 0.126 3.20 0.423 10.74 0.00098 0.109 2.77 0.622 15.80 0.00211 0.147 3.73 0.546 13.87 0.00163 0.113 2.87 0.824 20.93 0.00371 0.154 3.91 0.742 18.85 0.00300 0.133 3.38 1.049 26.64 0.00600 0.179 4.45 0.957 24.31 0.00499 0.140 3.56 1.380 35.05 0.01040 0.1914.85 1.278 32.46 0.00891 0.145 3.68 1.610 40.89 0.01414 0.200 5.08 1.500 38.10 0.01225 0.154 3.91 2.067 52.50 0.02330 0.218 5.54 1.939 49.25 0.02050 0.203 5.16 2.469 62.71 0.03322 0.276 7.01 2.323 59.00 0.02942 0.216 5.49 3.068 77.92 0.05130 0.300 7.62 2.900 73.66 0.04587 0.226 5.74 3.548 90.12 0.06870 0.318 8.08 3.364 85.45 0.06170 0.237 6.02 4.026 102.3 0.08840 0.337 8.56 3.826 97.18 0.07986 0.258 6.55 5.047 128.2 0.1390 0.375 9.53 4.813 122.3 0.1263 0.280 7.11 6.065 154. 1 0.2006 0.432 10.97 5.761 146.3 0.1810 0.322 8.18 7.981 202.7 0.3474 0.500 12.70 7.625 193.7 0.3171 0.3664 0.2341 0.6720 0.4620 1.231 0.9059 1.961 1.511 3.441 2.791 5.574 4.641 9.648 8.275 13.13 11.40 21.65 19.05 30.89 27.30 47.69 42.61 63.79 57.35 82.19 74.17 129.1 117.5 186.5 168.1 322.7 294.7 25 2.875 2.0 73.03 3.500 88.90 4.000 101.6 4.500 114.3 5.563 141.3 80 6.625 168.3 8.625 219.1 40 80

ansver
Answers: 2

Another question on Engineering

question
Engineering, 03.07.2019 14:10
Amass of 1.5 kg of air at 120 kpa and 24°c is contained in a gas-tight, frictionless piston-cylinder device. the air is now compressed to a final pressure of 720 kpa. during the process, heat is transferred from the air such that the temperature inside the cylinder remains constant. calculate the boundary work input during this process.
Answers: 2
question
Engineering, 04.07.2019 18:10
Consider a large isothermal enclosure that is maintained at a uniform temperature of 2000 k. calculate the emissive power of the radiation that emerges from a small aperture on the enclosure surface. what is the wavelength ? , below which 10% of the emission is concentrated? what is the wavelength ? 2 above which 10% of the emission is concentrated? determine the wavelength at which maximum spectral emissive power occurs. what is the irradiation incident on a small object placed inside the enclosure?
Answers: 2
question
Engineering, 04.07.2019 18:10
Journeyman training is usually related (clo2) a)-to specific tasks b)-to cost analysis of maintenance task c)-to control process to ensure quality d)-to installation of machinery
Answers: 2
question
Engineering, 04.07.2019 18:20
Asolid cylinder is concentric with a straight pipe. the cylinder is 0.5 m long and has an outside diameter of 8 cm. the pipe has an inside diameter of 8.5 cm. the annulus between the cylinder ad the pipe contains stationary oil. the oil has a specific gravity of 0.92 and a kinematic viscosity of 5.57 x 10-4 m2/s. most nearly, what is the force needed to move the cylinder along the pipe at a constant velocity of 1 m/s?
Answers: 3
You know the right answer?
The variation in the dynamic viscosity of a newtonian solvent for lignin pretreatment is measured an...
Questions
question
History, 08.11.2019 00:31
question
Health, 08.11.2019 00:31
Questions on the website: 13722363