Assume air at 20°C and atmospheric pressure on a smooth flat plate with a speed free current of 25 m/s (kinematic viscosity of 1.5x10-5 m2/s and density 1.2 kg/m3). The plate is 4 m long and 1.5 m wide. If the boundary layer is initially laminate and then become turbulent boundary layer with a transition Re of 5x10^5: a) What is the drag coefficient for the plate? b) What is the drag force on the entire plate? c) At what distance x from the plate the profile becomes turbulent. d) What is drag force on the turbulent part? e) What is the drag force on the laminar part

Q: A flat plate with a length of 2.4 m and width 0.9 m moves horizontally with velocity 1 m/s in still…

A: To compute the drag force and other quantities for a horizontally moving flat plate in still air, we…

Q: Atmospheric boundary layers can be estimated using turbulent flow approximations over a flat-plate…

A: Write down the given values along with suitable variables. u = 10 m/s k = 0.41 (Von Karman constant)…

Q: Question 4 a. Explain briefly what is meant by drag and its form. b. A smooth thin plate 5 m long…

A:

Q: Air at 20-C and 1 atm flows over a flat plate at 35 m/s. The plate is 75 cm long and is maintained…

A: When a fluid flows over a flat plate, it creates a boundary layer that causes laminar or turbulent…

Q: Problem 4: The main cross-cable between towers of a coastal suspension bridge is 60 cm in diameter…

A:

Q: Force acting on a truck (frontal area of 2.01 m?) in the flow direction as shown is measured…

A: A=2.01 m2F=x+100 N where x=190.6  soF=190.6+100 F=290.6 NP0=1 atm T0=20 °CU=95kmhU=95×518=26.388…

Q: Calculate the total friction drag on a flat plate of length 3 m and width 1.2 m in a uniform stream…

A:

Q: the boundary layer

A: given:dynamic viscosity μ =1.79 x 10-5 kg/msvelocity V=37m/slength L=1.6m

Q: Consider an incompressible flow, laminar boundary layer growing along the surface of a flat plate,…

A:

Q: falls to earth at terminal velocity. Assume a hail ball (ice) falls into a warm layer of air at 1000…

A: Given: The altitude of warm layer, h = 1000 m The hail temperature, T = -20 C The surrounding…

Q: Using von Karman momentum integral, derive boundary layer height 8, boundary layer displacement…

A:

Q: A flat plate (isothermal, T0) has fluid (laminar, Uinf, Tinf) flowing over it. The local friction…

A:

Q: a stone is thrown from top of 35m tall bilding. The stone is thrown with an initail speed of 15 m/s…

A: givenheight of the buiding H=35minitial speed U=15m/sAngle makes with horizontal axis θ=53o

Q: Consider again a semi truck traveling at 55 mph on the freeway. The ambient air is at 1 atm and…

A:

Q: 6. During a winter day, wind at 70 km/h, 5°C, and 1 atm is blowing parallel to a 4-m-high and 15…

A:

Q: Consider laminar flow of water over a flat plate of length 1 m. If the boundary layer thickness at a…

A:

Q: Two definitions of displacement thickness are given in this chapter. Write both definitions in your…

A:

Q: Pravinbhai

A: The objective of the question is to calculate the towing power required when the cylinder is…

Q: Derive an expression for turbulent boundary layer thickness over a flat plate

A: Given A turbulent flow in a flat plate To find Turbulent boundary layer expression

Q: Consider a 117 m/s airflow over a flat plate that is 1.2 m long perpendicular to the freestream…

A:

Q: 1-The wind blows with velocity 0.4 m/s parallel to the both sides of a flat plate with rectangular…

A: Note: As per Bartleby guideline only 3 subparts have to be solved at the time. So, upload other…

Q: Consider a flat plate as shown below. Freestream air approaches parallel to the plate with the…

A: Given: The dynamic viscosity of the air = 1.63x10-5 kg/.ms The Mach number, M = 0.4 The altitude, h…

Q: i just need final answer Air with uniform velocity of U is flowing over flat square-shape plates…

A:

Q: a) Air at 30°C (density=1.165 kg/m³, kinematic viscosity = 16x10-5 m²/s) flows over a flat plate at…

A: According to question:- density of airρ=1.165kg/m3kinematic viscosity of airν=16×10-5m2/sfree stream…

Q: Wind flows over a flat plate of length L = 25 mm and width W = 8 mm. The plate is maintained at a…

A:

Q: onsider a 118 m/s airflow over a flat plate that is 1.1 m long perpendicular to the freestream…

A: Given data: v=118 m/sl=1.1 mδ=1.37×10−3    It is required to determine the skin friction drag on the…

Q: Problem Air at 20 C flows at a velocity of 2 m/s across a rectangular flat plate. The plate is 25 cm…

A:

Q: Explain boundary layer thickness?

A: Boundary layer thickness is described as a vertical distance from the boundary up to the point where…

Q: Air at 20 C flows at a velocity of 2 m/s across a rectangular flat plate . The plate is 25 cm long…

A:

Q: Consider experimental images of air flow over symmetrical airfoils shown in Figure 1. Discuss and…

A: We will answer the first question since the exact one wasn't specified. Please submit a new question…

Q: For a laminar boundary layer growing on a horizontal flat plate, the boundary layer thickness ? is…

A: The expression for the boundary layer growing over the horizontal plate for laminar flow is:…

Q: What is an adverse pressure gradient, and where does it occur on an airfoil (Show that on an airfoil…

A: An airfoil is defined as a streamline that is capable of generating significantly more lift than…

Q: Find the boundary layer thickness (8) equation, the shear stress (t.) and the coefficient of drag…

A:

Q: A light aircraft flies at 31.5 m/s in air at 20°C and 1 atm. Its wing is an NACA 0009 airfoil, with…

A: Given data: U=31.5m/s T=20C, P=1atm c=150cm=1.5m To find: Drag per unit length

Q: In your own words, list at least three “red flags” to look out for when performing laminar boundary…

A: Red flags while performing laminar boundary layer calculations: 1). Boundary layer calculations are…

Q: A beach ball 20 cm in diameter traveling at a speed of 50 m/s in still air at 30°C is found to…

A: given data;diameter of beach ball(d)=20cm=0.2mtravelling speed of ball (v)=50m/sdrag force of beach…

Q: ted by the simple linear expression, u = Uy/ displacement thickness and momentum thic e values of…

A: The displacement thickness is-The expression for the momentum thickness -

Q: The air at 65°C and with a viscosity of 1.86x10^-5 m^2/s flows along a flat plate at 12 m/s, under…

A:

Q: Consider a 102 mph airflow over a flat plate with a span of 9.7 ft and a planform area of 60 ft2.…

A:

Q: For the shown continuously circular (i.e. not parabolic) arc airfoil with sharp corners of each 8 =…

A: The airfoil angle, The angle of attack, The Mach number,

Q: Use scale analysis to find an expression for 8/x and Nu for flow over a flat plate with a thin…

A:

Q: Ql: Explain and sketch the boundary layer over a horizontal flat plate, then write the equations…

A: ◆ In laminar region --> Velocity profile is parabolic. ◆ In turbulent region --> Velocity…

Q: Expediting the transition of a boundary layer to turbulent will: Delay or prevent detachment. Will…

A: The transition of boundary layer to turbulent flow will cause these given things-

Q: a) Air at 30°C (density=1.165 kg/m³, kinematic viscosity = 16x105 m²/s) flows over a flat plate at a…

A: According to question:- density of airρ=1.165kg/m3kinematic viscosity of airν=16×10-5m2/sfree-stream…

Q: 3. Pressure Flow, Flat Plates. Adverse pressure gradients in flow over bodies lead to flow reversal…

A:

Q: Air at 20°C, 1 atm flows with a velocity of 4.5 m/s over a flat plate having a sharp leading edge.…

A:

Q: A 1.5-m-long and 0.5 m wide flat plate is immersed in water flow with velocity of kg 5 m/s. (F= 1000…

A: note : ?as per our company guidelines we are supposed to answer ?️only first 3 sub-parts. Kindly…