Experiments were conducted in a wind tunnel with a wind speed of 50 km/hr on a flat plate of size 2m long and 1 m wide. The density of air is 1.15 kg/m³. The co-efficient of lift and drag are 0.75 and 0.15 respectively. Determine the lift force, drag force and resultant force.

Experiments were conducted in a wind tunnel with a wind speed of 50 km/hr on a flat plate of size 2m long and 1 m wide. The density of air is 1.15 kg/m³. The co-efficient of lift and drag are 0.75 and 0.15 respectively. Determine the lift force, drag force and resultant force.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: An aircraft is flying in level flight at a speed of 200 km/h through air (density, p = 1.2 kg/m³,…

Q: 30° fa 60-kg crate starts from rest and achieves a velocity of 3.5 m/s after traveling 4 meters to…

Q: A worker places an aluminum ladder on a horizontal concrete slab against a vertical wooden wall at…

Q: cale is tested in a wind tur prces on the full-scale stru $ 20 m/s at 20°C and atmo

A: Introduction- Atmospheric pressure, denoted by P, is the weight of air per unit surface area of the…

Q: If the pressure difference in the wind tunnel experiment is 50 mmH,O, the density of air is 1.2 kg/m…

A: The given data is as follows:

Q: Explain on how the drag force on a prototype car can be predicted from the scale model?

A: Since, the question number to be solved is not stated, the solution for Question a is as follows:…

Q: Buoyancy 4Q. A balloon uses hot air to provide its lifting capability. Prior to its release it is…

A: weight= 2000 lb diameter= 60ft radius = 30 ft specific weight (hot air) = 0.040 lb/ft3 specific…

Q: Blocks A, B, and C have weights of 45 N , 29 N, and 10 N , respectively. (Figure 1) Part A Determine…

A: Solution; Free body diagram of block A; Apply force equilibrium along the vertical direction;…

Q: A flat plate 2mx2m moves at 54 km/n in stationating air of specific gravity 0.0012. If the…

Q: An aircraft hanger has a semi-circular cross section of diameter 50m and its longitudinal axis is…

A: Hangars for airplanes are usually referred to as "glorified garages." They can range from basic…

Q: oblem 11.34 The oil tanker has a smooth surface area of 4.3(103) m² in contact with the sea. The…

Q: Block A is located on the top of Block B. The weight of block A is 1000 N while the weight of Block…

A: (i) free body diagram of block A

Q: A block of mass 70.03 kg sits on top of a table and a horizontal force of 240 N is applied on the…

Q: Example 12.4 Given: A 1/20 scale model of a high-rise building is tested in a wind tunnel. The drag…

Q: A block of wood has a weight of 500 N and is on an incline sloped at 30 degrees with the horizontal…

A: Given data- Block of wood has weight (W) = 500 N Coefficient of friction (u) = 0.15 Force (F) = 200…

Q: A light aircraft has a wing area of 15m² and flies at 60m/s in level flight. If the air velocity…

A: Wind Area WA=15 m2,Speed V=60 m/s,Air velocity over the upper surface is 15 % greater,Density of air…

Q: A body weighing 455N is drawn along a rough surface. The force applied in the direction of the…

Q: A body of length 2.0 m has a projected area 1.5 m² normal to the direction of its motion. The body…

A: Given: Length, L = 2 m Area, A = 1.5 m2 Viscosity = 0.01 poise Drag coefficient, Cd = 0.5 Reynold…

Q: An aircraft is flying in level flight at a speed of 200 km/hr through air (density (p)= 1.2 kg/m²,…

A: Given- Speed V=200 km/hr, Air density ρ=1.2 kg/m2, Viscosity μ=1.6×10-5 N-s/m2, Lift coefficient…

Q: A wing of an aircraft of 13 m span and 2.5 m mean chord is designed to develop a lift of 50 kN at a…

A: Given: The length of the wing is 13 m. The mean chord is 2.5 m. The lift force is 50 kN. The speed…

Q: A two-story hospital is shown in the figure and must withstand an estimated wind speed of 145km/h…

A: Calculate the design wind pressure using the formula, …… (1)Here, the simplified design wind…

Q: Note: Answer ( mestion 1: Block A is homogeneous with 40 kg weight and subjected to the force 65 N…

A: Consider sliding and overturning about lower right corner. If frictional force exceeds the…

Q: ids 35ft long caused by normal atmospheric pressure? Example: Fined the force on the outside wall of…

A: Given: Height, h =10 ft Length, l = 35 ft Also, Atmospheric pressure = 2115.7 lb/ft2

Q: A model of submarine is scaled down to 1/25 of the prototype and is to be tested in a wind tunnel.…

A: Given data, Speed of prototype = 10 m/s Scale ratio = 1/25 Density of sea water = 1027 kg /m³…

Q: A model of a high-rise office building at 1/550 scale is tested in a wind tunnel to estimate the…

A: In a wind tunnel, a 1/550 scale model of a high-rise office building is tested to estimate the…

Q: A block of mass 2 kg is moving on a horizontal frictionless surface with velocity of 1 m/s, towards…

A: Given, A block of mass, m = 2 kg Moving on frictionless surface with velocity, v = 1 m/s Moving…

Q: A sphere of diameter 2 mm falls 150 mm in 20 seconds in a viscous liquid. The density of the sphere…

A: Given data- Diameter of the sphere d=2 mm, Falling distance y=150 mm, Time t=20 s, Density of sphere…

Q: Find the lift coefficient of a wing given that: Induced drag coefficient=0.075 Profile drag…

A: To find lift coefficient of wing

Q: A 2 m diameter cylinder rotates at 1800 rpm in an air stream (p=1226 kg/m³) of 25 m/sec. Estimate…

Q: L The acceleration of at 30 m/s On a boat produces an 10 m/s². If the boat is travelling motor is…

Q: Problem 2: A rope attached one end to a boat is wrapped around a pole to secure it for docking. If…

A: The tesnion created by boat, T2=1500NThe horizontal pull required , T1=50NCoefficient of static…

Q: A block weighs 460 N in air and has a dimension of h = 0.5 m, w = 0.3 m, and t = 0.2 m. 11. Find the…

Q: An airfoil of surface area 0.1 m² is tested for lift L in a wind tunnel. (Conditions can be…

Q: The air is flowing over a cylinder of diameter 50 mm and infinite length with a velocity of 0.1 m/s.…

A: Given: Cylinder diameter, D = 50 mm = 0.05 m Length, L = 1 m Air velocity, U = 0.1 m/s Total drag…

Q: O A 1:400 tall building model is tested inside a wind tunnel at a wind speed of 12.5 m/s. The…

A: To determine the overturning moment for the prototype building using the given information. Given,…

Q: In a lifting machine in which velocity ratio is 30, a load of 5000 N is lifted with an effort of 360…

Q: Which of the following that is not described for wind loads? * When structures block the flow of…

A: Buildings are particularly susceptible to the impacts of wind load since it can generate a variety…

Question

Experiments were conducted in a wind tunnel with a wind
speed of 50 km/hr on a flat plate of size 2m long and 1 m
wide. The density of air is 1.15 kg/m³. The co-efficient of
lift and drag are 0.75 and 0.15 respectively. Determine the
lift force, drag force and resultant force.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Lateral earth pressure distribution against retaining walls

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

Determine the drag force (in kN) exerted on a high-rise building if the frontal dimension has a height of 80 m and a width of 25 m. The wind speed is 45 mi/hr. Let drag coefficient, CD = 1.4 and ρair = 1.2 kg/m3. Round off your answers to three (3) decimal places.
I need the answer as soon as possible
A 2.4 m ladder rests on a vertical wall as shown in the figure. The ladder has seven rungs and the rungs are spaced 0.30 m apart, and the top and bottom rungs are 0.30 m from their respective ends of the ladder. Surfaces at A and B both have the same coefficient of friction. If a worker weighs 630 N and stands on the middle rung, determine the minimum value of the coefficient of friction so that the ladder does not slide. Neglect the weight of the ladder.
Problem 1.: In Figure, two blocks are connected by a solid strut attached to each block with frictionless pins. If the coeeficient of friction under each block is 0.25 and B weighs 2700 N, Find the minimum weight of A to prevent motion.
The cylinder with 12cm height and diameter 10cm in figure is balanced by a 2-kg mass on the beam scale when the cylinder is immersed in 20°C water. What is the specific gravity of the cylinder?
A flat plate of area 2.5 x106 mm² is pulled with a speed of 0.6m/s relative to another plate located at a distance 0.15 mm from it. Find the force and power required to maintain this speed, if the fluid separating them is having viscosity as 0.2 Ns/m².
Flat plate of area 106 mm2 is pulled with a speed of 0.4 m/s. relative to another plate located at a distance of 0.1 mm from d. Find force and power (consider Dynamic viscosity = 2 poise)
The structure shown in the figure consists of three cylindrical supports and an elliptical flat billet. Find the drift force applied by the wind blowing at 80km/h. The ambient air temperature is 20 °C. 100 cm WADE'S BARGIN BURGERS 50 cm 150 cm 3.75 cm 150 cm 15 cm 30 сm 150 cm
Consider a uniform 10mlong beam, with flexural rigidity of 15,000Nm2that is clamped on the left hand side and with a roller support on the right hand side.1.What are the boundary conditions for this beam?2.Calculate Green’s function for this beam.
A closely coiled helical spring of round steel wire 5 mm in diameter having 12 complete coils of 50 mm mean diameter is subjected to an axial load of 100 N. Modulus of Rigidity of the spring is 80 kN/mm². What is the deflection of the spring?