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Water at 25°C is flowing over a long flat plate with a velocity of 8 m/s....
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...
Water at 10 degrees Celsius and a velocity of 2.5 m/s is flowing along a 4.5 m long flat plate at a uniform temperature of 40 degrees Celsius. If the plate is 1.5 m wide, determine: a) the distance fr...
Water at 10 degrees Celsius and a velocity of 2.5 m/s is flowing along a 4.5 m long flat plate at a uniform temperature of 40 degrees Celsius. If the plate is 1.5 m wide, determine: a) the distance from the leading edge of the plate where the flow becomes turbulent, b) the heat transfer rate between the plate and the flowing water, c) the fraction of the force exerted by the water on the first half of the plate...
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 25 °C and 1 atm is flowing over a long flat plate with a...
Air at 25 °C and 1 atm is flowing over a long flat plate with a velocity of 8 m/s. (a) Determine the distance from the leading edge of the plate where the flow becomes turbulent. (b) What will be the boundary layer thickness at the end of the plate? (c) If the plate is a 2m by 2 m square, what will be the friction drag acting on the plate? Schematic Given ssumptions Find v=8m/s xcr ,FD ,δ@x=L L-2m...
Water at 15.6 [°C] (with kinematic viscosity of 1.12 [cSt]) flows over a flat plate generatinga boundary layer. The thickness of the boundary layer at 0.50 [m] from the leading edge is 6 [mm] (a)...
Water at 15.6 [°C] (with kinematic viscosity of 1.12 [cSt]) flows over a flat plate generatinga boundary layer. The thickness of the boundary layer at 0.50 [m] from the leading edge is 6 [mm] (a) Is the boundary layer laminar or turbulent at that point? (b) At what distance it becomes turbulent? (c) What is the layer thickness at that point?
Water at 15.6 [°C] (with kinematic viscosity of 1.12 [cSt]) flows over a flat plate generatinga boundary layer. The...
2. (25 pts) Engine oil flows with a velocity of 6 m/s over a flat plate...
2. (25 pts) Engine oil flows with a velocity of 6 m/s over a flat plate having 1m length and 1 m width. The oil has a free stream temperature To= 80 °C and the plate surface temperature is maintained at Ts = 0 °C. a. Determine whether the flow over the plate transitions to turbulent regime. b. Calculate the average friction factor and the average heat transfer coefficient for the plate by using the appropriate correlations. c. Calculate the...
Problem 3 (30 Points) Make a plot of v versus y at x 0.4 m from the leading edge of a flat plate ...
Problem 3 (30 Points) Make a plot of v versus y at x 0.4 m from the leading edge of a flat plate for laminar flow with all the appropriate boundary laver approximations. The freestream velocity is 0.8 m/s. Take the kinematic viscosity to be 10.05x10 m'/s and the density to be 998.2 kg/m3. These are properties for water.
Problem 3 (30 Points) Make a plot of v versus y at x 0.4 m from the leading edge of a...
8) Air flows over a flat plate at a velocity of 20 m/s and a temperature...
8) Air flows over a flat plate at a velocity of 20 m/s and a temperature of 20C. The surface temperature of the plate is 134C, and the length of the plate in the direction of flow is 1.5 m. Properties of air may be taken as A-0.030 W/m-C, Pr-0.700, and a/p 2.092E-5 m/s (5% ) What is the location from the leading edge, X, where the flow becomes turbulent Re (20)15 a l Ve30s T20 T LaLS 523 m...
Air at T = 5 °C is flowing over a suspended 1-m long flat plate at...
Air at T = 5 °C is flowing over a suspended 1-m long flat plate at a velocity of 10 m/s. Determine the total drag force per-unit-width acting on the plate and location where the flow transitions to turbulent. Provide a schematic and show all work!
Air flows with a velocity of 20 m/s over a flat plate of length 2 m....
Air flows with a velocity of 20 m/s over a flat plate of length 2 m. The air properties are k = 0.030 W/mK, V = 20.92 x 10-6 m/s, Pr=0.700. a. What type(s) of flow (laminar/turbulent) exist on this plate? b. If the following relations are given for the laminar and turbulent local convection coefficients over the plate, haminar (x) = 20 houwbudemo (x) = .52 where x is the distance from the plate leading edge. Find the average...
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...
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 25 °C and 1 atm is flowing over a long flat plate with a velocity of 8 m/s. (a) Determine the distance from the leading edge of the plate where the flow becomes turbulent. (b) What will be the boundary layer thickness at the end of the plate? (c) If the plate is a 2m by 2 m square, what will be the friction drag acting on the plate? Schematic Given ssumptions Find v=8m/s xcr ,FD ,δ@x=L L-2m...
Water at 15.6 [°C] (with kinematic viscosity of 1.12 [cSt]) flows over a flat plate generatinga boundary layer. The thickness of the boundary layer at 0.50 [m] from the leading edge is 6 [mm] (a) Is the boundary layer laminar or turbulent at that point? (b) At what distance it becomes turbulent? (c) What is the layer thickness at that point?
Water at 15.6 [°C] (with kinematic viscosity of 1.12 [cSt]) flows over a flat plate generatinga boundary layer. The...
2. (25 pts) Engine oil flows with a velocity of 6 m/s over a flat plate having 1m length and 1 m width. The oil has a free stream temperature To= 80 °C and the plate surface temperature is maintained at Ts = 0 °C. a. Determine whether the flow over the plate transitions to turbulent regime. b. Calculate the average friction factor and the average heat transfer coefficient for the plate by using the appropriate correlations. c. Calculate the...
Problem 3 (30 Points) Make a plot of v versus y at x 0.4 m from the leading edge of a flat plate for laminar flow with all the appropriate boundary laver approximations. The freestream velocity is 0.8 m/s. Take the kinematic viscosity to be 10.05x10 m'/s and the density to be 998.2 kg/m3. These are properties for water.
Problem 3 (30 Points) Make a plot of v versus y at x 0.4 m from the leading edge of a...
8) Air flows over a flat plate at a velocity of 20 m/s and a temperature of 20C. The surface temperature of the plate is 134C, and the length of the plate in the direction of flow is 1.5 m. Properties of air may be taken as A-0.030 W/m-C, Pr-0.700, and a/p 2.092E-5 m/s (5% ) What is the location from the leading edge, X, where the flow becomes turbulent Re (20)15 a l Ve30s T20 T LaLS 523 m...
Air at T = 5 °C is flowing over a suspended 1-m long flat plate at a velocity of 10 m/s. Determine the total drag force per-unit-width acting on the plate and location where the flow transitions to turbulent. Provide a schematic and show all work!
Air flows with a velocity of 20 m/s over a flat plate of length 2 m. The air properties are k = 0.030 W/mK, V = 20.92 x 10-6 m/s, Pr=0.700. a. What type(s) of flow (laminar/turbulent) exist on this plate? b. If the following relations are given for the laminar and turbulent local convection coefficients over the plate, haminar (x) = 20 houwbudemo (x) = .52 where x is the distance from the plate leading edge. Find the average...
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