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- Fluid mechanics If the hydrostatic pressure at the bottom of the cylindrical tank is 14.715 kPa, specific gravity of the tank is 0.15, and the weight of the tank is 25 kN, find the pressure at the bottom of the tank if the tank has to be lain sideways?thi 40 A vertical sluice gate (4m) wide and (3m) deep contains water on both of its sides. On the upstream side, the water is (6m) deep and on the downstream side it is (2.5m) deep from the bottom of the sluice. What is the resultant pressure force on the gate and the position of this resultant force from the hinge1. Estimate the height to which water will rise in a capillary tube of diameter 4mm of the surface tension is 0.085 N/m and the contact angle is zero degrees? 2. Compute the capillary depression for mercury in a glass capillary tube 3mm in diameter if the surface tension of mercury is 0.625 N/m and the wetting angle is 135 degrees. Given the specific gravity of mercury is 13.6.
- mercury makes an angle of 130 degrees with respect to the vertical when in contact with clean glass. a.how far will mercury go in a clean 10mm glass tube if surface tension is 0.467 n/m b. if the water used to measure the atmospheric pressure, how high would it be?Assume two connected alveoli having radius 0.5 mm and 0.25 mm, respectively: A. If the surface tension is that of water (= 0.070 N m-1), calculate the transwall pressure for the two alveoli using LaPlace’s Law. (P = 2T/r, where T is surface tension and r is the radius) B. If surfactant lowers the surface tension to 0.028 N m-1, what would the pressure be? C. Why surfactant can stabilize alveoli (e.g., preventing them from collapsing). Include 1 example of a synthetic surfactant used to treat respiratory distress syndrome of the newborn.1. What is the value of the surface tension of a small droplet of water 0.4mm in diameter which is in contact with air if the pressure within the droplet is 565 Pa? 2. An atmospheric pressure of 116 KPa will be supported by how much height of mercury?
- Find the required diameter of a droplet of water in order to have a pressure of 1 kPa within it, relative to pressure outside it. Use surface tension, a = 0.514 N/m.A vertical tube 3.0m long its upper end closed and the lower end open, has its lower end submerged in a tank of water to such a depth 150mm. Neglecting vapor pressure, how far is the lower end of the tube below the water surface in the tank? SHOW COMPLETE SOLUTION. NEED ASAP. THANK YOU.Aiming a 1.69 in diameter garden hose straight up, forms a “bubbler fountain” that you could easily drink from (but you shouldn’t because of bacteria, etc.). The water flows out the hose and down the sides. If the water has a density of 63.1 lbm/ft^3 and a viscosity of 0.0119 g/cm*s, what is the thickness of the water film (df) (in cm) if the flow rate of water is 6.42 in^3/s? For simplicity, assume the film is thin enough that you can use rectangular coordinates.