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Oil μ=0.4N * s/m2 flows between two fixed horizonta; infinite parallel plates with a spacing of 5mm. the flow is laminar and steady with a pressure gradient of -900 N/m2
Determine the volume flow rate per unit width and the shear stress of the upper plate (Start with the full, three-dimensional Navier-Stokes equations and the continuity equation, simplify them, and then solve them for the given situation. Do not just use the equations developed in the text – you must show how these equations were developed.
Hint: For the boundary conditions for this flow, use that the velocity gradient,∂u/∂y= 0, in the centre of the flow and the no-slip condition on the pipe wall. Also, carry through ∂p*/∂x as a constant through your integration.
A hydraulic jump forms in a horizontal trapezoidal channel. The base width is 4m and the side slopes are 45o. The depths upstream and downstream of the jump are 1m and 3m.
Find the angular velocity and angular acceleration needed to keep the prisoner in the beam of the spot light at the moment when the prisoner is 4000 ft away from the spot light.
why the prediction are less than the observed result of connection in tension experiment?
A two thousand gallon tank has two influent streams. Influent one has a flow of 20 GPH and a salt concentration of 100 mM; influent two has a glow of 15 GPH and a salt concentration of 200 mM. What is the steady-state concentration of salt in the ..
Water flows through a tube at a rate of 7.5 kg/min while heat is added to it at a rate of 4.5 kW. If water entered at 20 degrees celcius, determine the exit temperature. Assume the pressure remains constant at 1 atm throughout.
Water, initially dry saturated vapour at 4 bar, lls a closed rigid con- tainer. The water is heated until its temperature is 400C. Determine the work done and the heat transfer.
If r = (theta)2 and theta = 2t, find the magnitude of r dot and theta double dot when t = 2 s
Determine the deflection of a simple uniformly loaded beam by the Ritz method,using first one term, then two terms, adn finally three terms in a sine series. Why does the coefficient of sin2piex/L vanish?
Using the ADA code, what is the allowable minimum length of the ramp base if base if it is 2 ft high and the code is 1:12
The velocity along a pathline is given by V (m/s) = s^2 x t^(1/2) where s is in meters and t is in seconds. The radius of curvature is 0.5 m. Evaluate the acceleration along and normal to the path at s = 2m and t = 0.5 seconds.
The herbicide 2,4,D, is applied to a golf course at a rate of 1.2 kg/ha. The organic matter content of the soil is 1%, bulk density is 1.3 g/cm3, and water content is 0.3.
a draw the shearing force diagram and the moment diagram of the following problem. the beam is indeterminate. you need
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