During a high Reynolds numberexperiment, the total drag force acting on aspherical body of diameter \{D=\) 7 cmsubjected to airflow at 1 atm and 5°C ismeasured to be 5 N. The pressure dragacting on the body is calculated byintegrating the pressure distribution(measured by the use of pressure sensorsthroughout the surface) to be 2.1 N.Determine the friction drag coefficient ofthe sphere.For the same values as above, find thevelocity of air during the test. Given thatdensity and viscosity of air at 50C5oC are1.269kg/m3 and 1.754×10-5kg/ms.

There are some assumptions as follows: (1) steady and…

Answered: friction drag coefficient

Engineering

Mechanical Engineering

friction drag coefficient

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Related questions

Q: Q-2- A block with 200 N weight rests on a rough horizontal plane, is subjected to the force (P= 40 N…

A: Weight of block = 200 N Force acting on block (P) = 40 N Angle of inclination of force P = 25° To…

Q: A superhero tries to move a massive odd-shaped boulder. The boulder can be considered a composite…

Q: (a) In a certain lifting machine load of 100N is lifted by an effort of 8N and efficiency of the…

A: Since you have asked multi-questions, thus we can provide you the solution to only first question,…

Q: 3) A 96 lbm block has a speed of 24 ft/s at the instant it strikes the spring. If the coefficient of…

Q: Answer the following questions 1. Enumerate the characters of friction.

A: We are suppose to solve only one question. Please post other question as a separate question.

Q: 17.4 the a-component f velocihy in The. h Laminar boundary dayen is given by 3 (Sme) %3D Ua OLt ain…

A: Given,UUo=32yδ-12yδ3 From the continuity equation,…

Q: ) A 1.57 kg block is initially at rest on a horizontal surface. A horizontal force F of magnitude…

A: GivenF=9.68NμS =0.4μK =0.25

Q: The force required to pull a body of weight 30N on a rough horizontal plane is 12 N as shown in…

A: Draw the free body diagram.

Q: na preliminary design for a mail-sorting machine, parcels moving at 2 fls slide down a smooth…

A: V=2ft/s=0.6096 m/sh=3ft=0.9144mμ=0.3k=176 lbf/ft=176×4.448220.3048k=2568.525…

Q: EXAMPLES. (1) A box weighing 100 lb is pushed 20 ft along a level floor at constant velocity by a…

Q: a) Flaps are used during takeoff and landing of an aircraft. Discuss the advantages of flaps at the…

Q: A 340N force parallel to an inclined plane is required to just move a body of mass 50kg up the plane…

A: The objective of the question is to calculate the coefficient of friction and the force required to…

Q: Discussion Q1) Define the friction? Q2) A body (30 gm) slipping down on a board (50 cm) that set up…

Q: HW2 ( Governors ) The arms of a Porter governor are pivoted on the governor axis and are each 250 mm…

A: Given data: - The length of the arm is L = 250 mm. The mass of each ball is m = 0.5 kg. The mass…

Q: g mass) block is resting on a rough horizontal surface for which the nt of friction is (u=0.30).…

A: m=10 kgμ=.30

Q: Choose the correct value of coefficient of friction for the following data Friction force = 30 N…

Q: F= 250N 40 9 Black = 3,5m/52 M= friction Block m= 8kg coefficient btwn black and channel 250M force…

Q: Problem: The uniform 50lb ladder in Fig. below rests against the smooth Wall at B and the end A…

A: When any system is in static equilibrium, net force and torque acting on the body must be equal to…

Q: Problem 5 A tank with square bottom, 45 cm on a side rests on a horizontal surface with coefficient…

Q: The designer of a Ski resort wishes to have a portion of a beginner’s slope on which the skier’s…

A: Write the given data. μs=0.1μk=0.08

Q: The box shown rough horizont. Determine fricti EFx=0 50cos45-F=0 F=50cos45%35. EFy=0 N-98.1-50sin45…

A: Engineering mechanics

Q: Activity 1. A 400 N bag of cement starts from rest and slides 12 m down a roof with a slope of 3…

A: Calculate the mass of the bag.

Q: Q1 (a) Figure Q1(a) demonstrates two masses of the block ma and mâ operate on a surface with…

A: Mass of block A = 30 kg Mass of block B = 70 kg Friction coefficient = 0.1

Q: The friction force

A: Given; From the given figure;Coefficient of friction,μ=0.1Force applied,F=0.8NMass of 1 kg is…

Q: Why do you multiply the static friction coefficient with the normal force if the normal force is in…

A: The static friction force always acts parallel to the contact surface between two objects and…

Q: Since the measured values and measurement errors in an inclined plane test to determine the friction…

Q: A (10 Kg mass) block is resting on a rough horizontal surface for which the coefficient of friction…

A: Write the given equation and mark them for further substitution.

Q: Two blocks A and B have a weight of 50 N and 40 N, respectively. They are resting on the incline for…

A: (a) Draw a free body diagram for the problem. Here, Fs is the spring force, FA is the frictional…

Q: A force of 280 N is sufficient to keep a 90 kg wooden block moving at a constant velocity across a…

A: Given:Force on the block, F=280 NMass of the wooden block, m=90 kgFind:The coefficient of friction…

Q: Q3 Block A moves on a roller along inclined surface and be connected by a rope to black 15.…

Q: 23. Two blocks are stacked on top of each other on the floor. The friction coefficient is 0.2…

Q: xplain Static and Dynamic Friction with Two examples each?

A: Static friction is what keeps the box from moving without being pushed, and it must be overcome…

Q: What is the frictional force between the 80kg block and the ramp? Given us = 0.2 and µ = 0.15. a.…

Q: 7.5 ft A. Smooth wall 15 ft 9 ft

Q: Blocks in (Figure 1) A and B have a mass of 5 kg and 16 kg, respectively. Figure 400 mm 300 mm B DO…

A: Given:The mass of block A is .The mass of block B is .Consider free body diagram of block A and…

Q: The doorstop is inserted with a rightward horizontal force of 30lb. If the coefficient of static…

Q: The system is used to lift a block with mass 300 kg. If the friction coefficient between two blocks,…

A: To Find:The minimum force required is such that the object is about to be lifted.Given:the mass of…

Q: What is the difference between a passive and an active impact force during gait measured through a…

A: The ground response forces and moments involved in human movement can be measured using force…

Concept explainers

Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.

Question

During a high Reynolds number
experiment, the total drag force acting on a
spherical body of diameter \{D=\) 7 cm
subjected to airflow at 1 atm and 5°C is
measured to be 5 N. The pressure drag
acting on the body is calculated by
integrating the pressure distribution
(measured by the use of pressure sensors
throughout the surface) to be 2.1 N.
Determine the friction drag coefficient of
the sphere.
For the same values as above, find the
velocity of air during the test. Given that
density and viscosity of air at 50C5oC are
1.269kg/m3 and 1.754×10-5kg/ms.

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 with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

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

Similar questions

8. Friction is said to be a 'non-conservative' force. Explain what is meant by the term 'non-conservative', and give another example of a non-conservative force. Give three examples of conservative forces.
Apply a force of 40 N to a box with a mass of 10 kg and a homogeneous force to slide. If the coefficient of friction between the box and the floor is 0.2, what is the maximum height x that can cause the box to slide without falling over? answers: option 3
Please provide conclusion
You pick up a boiled egg using kitchen tongs as shown. The egg is 60 g and it hasa static friction coefficient of 1.4 with the tongs. Determine the minimum magnitude of force Fyou need to apply so the egg does not fall. Assume you won’t break/crack the egg.
A three-blade propeller of a diameter of 1.5 m has a rotational speed is 60 Hz, the activity factor AF is 200 and its static torque coefficient is 0.05. The propeller's integrated lift coefficient is 0.3.
Refer to Fig 33. The homogenous body A weighs 120 lb. The coefficients of frictions are 0.30 between A and the plane and 2/pi between the rope and the drum. What value of W will cause motion of A to impend? Give solution. (Ans. W= 81.5 lb)
pls answer thank u 34
e (deg) = 28.707 In a road construction along the Caitex expressway, a wedge of weight (W1 -552 N) is used to mobilized the culvert pipe (W2 = 1268 N) while being held by the cable S as shown in the figure below. If the angle of inclination of the wedge is, a, determine the coefficient of static friction, (a) s02 and (b) u01, if motion is impending (about to move). W2 W
A wedge assembly, composed of wedges X and Y, is designed to lift crate W whose weight is 1345 N, as shown in the figure below. What will be the maximum force P that can be applied before movement begins if the coefficient of friction for all surfaces of contact is 0.0875? Draw all necessary free-body diagrams and indicate the direction of impending motion.
Within 15minutes. Hurry
i need the answer quickly