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aSpts)A certain liquid with a density of p-s00-kgy/m and dynamic viscosity of u -0.0cu with velocity...
Consider air flows with velocity of U?=U= 10 m/s over a semi-finite smooth flat plate with...
Consider air flows with velocity of U?=U= 10 m/s over a
semi-finite smooth flat plate with L=97 cm long. Calculate the
followings by assuming ? = 1.568 x 10-5 m2/s and ?=1.177
kg/m3.
Figure 1 : Boundary layer over a flat plate
Consider air flows with velocity of U?=U=10 m/s over a
semi-finite smooth flat plate with L=97 cm long. Calculate the
followings by assuming ? = 1.568 x 10-5 m2/s and ?=1.177
kg/m3.
b) Under some flow and boundary...
Air with a dynamic viscosity of 18.1 x 10 N m/s, a density of 1.2 kg/m'...
Air with a dynamic viscosity of 18.1 x 10 N m/s, a density of 1.2 kg/m' and a free stream velocity of 20 m/s flows over a 0.8 m long by 0.3 m wide flat plate. 20 m/s -0.5 m - -0.8 m a. Find the type of flow on flat plate based on Reynolds number b. Find the boundary layer thickness at distance of 0.5 m from the leading edge c. Find the wall shear stress at a horizontal...
Air is flowing over a long flat plate with a velocity of 3 m/s. The density...
Air is flowing over a long flat plate with a velocity of 3 m/s. The density is 1.127 kg/mº, and the dynamic viscosity is 1.918-10-kg/m s. The hydrodynamic boundary layer thickness at a distance 0.3 m from the leading edge is: 0 6.41 mm 52,883 mm 5.85 mm 3.22 mm None of the above
Air at T=25°C and pressure P=1 bar flows over a square plate with a velocity V=1...
Air at T=25°C and pressure P=1 bar flows over a square plate with a velocity V=1 m/s. This plate has a length L= 1 m and it is heated over its entire length; the plate temperature is constant Tp=100°C. The following data are given. For air: dynamic viscosity: mu = 1.9*10–5 kg/(m.s); density: rho = 1.05 kg/m3; conductivity k = 0.03 W/(m K); Specific heat Cp = 1.007 kJ/(kg K); Prandtl number Pr = 0.7 For laminar flow over a...
Problem 1: Air at 100 degrees Celsius, 1 atm and a free stream velocity of 5...
Problem 1: Air at 100 degrees Celsius, 1 atm and a
free stream velocity of 5 m/s flows over a 3 meter long, thin, flat
plate of naphthalene, causing it to sublime...
Please answer all parts
Problem 1. (20 Points) Air at 100°C, 1 atm, and a free-stream velocity of 5 m/s flows over a 3- m-long, thin, flat plate of naphthalene, causing it to sublime. (a) Determine the length over which a laminar boundary layer persists. (b) For that...
Consider the steady, incompressible flow of depth h of a liquid of known density ρ and...
Consider the steady, incompressible flow of depth h of a liquid
of known density ρ and unknown viscosity µ down a flat plate as
shown in Figure 1. Air is the fluid above the liquid layer. The
force of gravity is in the vertical direction with acceleration g,
and the plate is at an angle θ with respect to the horizontal.
Assuming the coordinate system as shown, with x aligned with the
flow direction, and y normal to the plate,...
please I need help to solve the question above. P.5 In flow past a flat plate,...
please I need help to solve the question above.
P.5 In flow past a flat plate, the boundary layer thickness δ varies with distance freestream velocity U, viscosity p, and density p. Find the dimensionless parameters for this problem and compare with the standard parameters in Table 5.2
Required information Air at 25°C and 1 atm is flowing over a long flat plate with...
Required information Air at 25°C and 1 atm is flowing over a long flat plate with a velocity of 7 m/s. The density and kinematic viscosity of air at 1 atm and 25°C are p= 1.184 kg/m3 and V = 1.562x10-5 m2/s. Calculate the distance from the leading edge of the plate where the flow becomes turbulent. The distance from the leading edge of the plate is m. Required information Air at 25°C and 1 atm is flowing over a...
19 A vertical moving belt drags an incompressible liquid film of thickness h, density P, and...
19 A vertical moving belt drags an incompressible liquid film of thickness h, density P, and viscosity , as shown. Gravity tends to make the liquid drain down, but the movement of the belt at speed U, keeps the liquid from running off completely. u Assume that the flow is full developed and stead. State the boundary conditions Write the continuity equation for the flow and solve for v, the horizontal component of velocity. Solve for the velocity profile u(y)...
Part 1 A thin plate 6 ft long and 3 ft wide is submerged and held...
Part 1 A thin plate 6 ft long and 3 ft wide is submerged and held stationary in a stream of water (T-60F) that has a velocity of 10 ft/s. What is the thickness of the boundary layer on the plate for Re, - 500,000 (assume the boundary layer is still laminar), and at what distance downstream of the leading edge does this Reynolds number occur? What is the shear stress on the plate at this point? (a) which of...
Air with a dynamic viscosity of 18.1 x 10 N m/s, a density of 1.2 kg/m' and a free stream velocity of 20 m/s flows over a 0.8 m long by 0.3 m wide flat plate. 20 m/s -0.5 m - -0.8 m a. Find the type of flow on flat plate based on Reynolds number b. Find the boundary layer thickness at distance of 0.5 m from the leading edge c. Find the wall shear stress at a horizontal...
Air is flowing over a long flat plate with a velocity of 3 m/s. The density is 1.127 kg/mº, and the dynamic viscosity is 1.918-10-kg/m s. The hydrodynamic boundary layer thickness at a distance 0.3 m from the leading edge is: 0 6.41 mm 52,883 mm 5.85 mm 3.22 mm None of the above
Problem 1: Air at 100 degrees Celsius, 1 atm and a
free stream velocity of 5 m/s flows over a 3 meter long, thin, flat
plate of naphthalene, causing it to sublime...
Please answer all parts
Problem 1. (20 Points) Air at 100°C, 1 atm, and a free-stream velocity of 5 m/s flows over a 3- m-long, thin, flat plate of naphthalene, causing it to sublime. (a) Determine the length over which a laminar boundary layer persists. (b) For that...
Consider the steady, incompressible flow of depth h of a liquid
of known density ρ and unknown viscosity µ down a flat plate as
shown in Figure 1. Air is the fluid above the liquid layer. The
force of gravity is in the vertical direction with acceleration g,
and the plate is at an angle θ with respect to the horizontal.
Assuming the coordinate system as shown, with x aligned with the
flow direction, and y normal to the plate,...
please I need help to solve the question above.
P.5 In flow past a flat plate, the boundary layer thickness δ varies with distance freestream velocity U, viscosity p, and density p. Find the dimensionless parameters for this problem and compare with the standard parameters in Table 5.2
Required information Air at 25°C and 1 atm is flowing over a long flat plate with a velocity of 7 m/s. The density and kinematic viscosity of air at 1 atm and 25°C are p= 1.184 kg/m3 and V = 1.562x10-5 m2/s. Calculate the distance from the leading edge of the plate where the flow becomes turbulent. The distance from the leading edge of the plate is m. Required information Air at 25°C and 1 atm is flowing over a...
19 A vertical moving belt drags an incompressible liquid film of thickness h, density P, and viscosity , as shown. Gravity tends to make the liquid drain down, but the movement of the belt at speed U, keeps the liquid from running off completely. u Assume that the flow is full developed and stead. State the boundary conditions Write the continuity equation for the flow and solve for v, the horizontal component of velocity. Solve for the velocity profile u(y)...
Part 1 A thin plate 6 ft long and 3 ft wide is submerged and held stationary in a stream of water (T-60F) that has a velocity of 10 ft/s. What is the thickness of the boundary layer on the plate for Re, - 500,000 (assume the boundary layer is still laminar), and at what distance downstream of the leading edge does this Reynolds number occur? What is the shear stress on the plate at this point? (a) which of...
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