At a point in a strained material, if two mutually perpendicular tensile stresses of 200 kg/cm² and 1000 kg/cm² are acting, then the intensity of tangential stress on a plane inclined at 15° to the axis of the minor stress will be
Q: A filled barrel has dimensions of a = 0.55m, b = 1.1m, and c = 0.6m, a total mass of 108kg, and has…
A:
Q: Air is supplied to a C-D nozzle from a large reservoir where the temperature is To = 400 K, as shown…
A: Given:Temperature T0 = 400 K Velocity at inlet section V1 = 120 m/sFor air:Cp = 1005R = 287 y = 1.4
Q: Determine the vertical force P that must be applied at C to maintain the equilibrium of the linkage.…
A: Determine the vertical force P that must be applied at C to maintain the equilibrium of the linkage.…
Q: The figure below shows the S-N curve of three materials subjected to cyclic fatigue about a mean…
A:
Q: The weights of the uniform thin pin-connected bars AB, BC, and CD are WAB=4 lb, WBC= 6.5 lb, and…
A:
Q: Engineers are worried about the wind forces on a sculpture in Queen Mary campus. The sculpture has a…
A: Given data:Height of full-scale sculpture (Ha) = 5 mDiameter of full-scale sculpture (Da,) = 5…
Q: An ideal Brayton refrigeration cycle has a compressor pressure ratio of 7. At the compressor inlet,…
A: The compressor pressure ratio is .The inlet temperature of turbine is .The turbine efficiency is
Q: A ball brg. No (314) Fr= 4KN, Fa=1.5 KN, outer ring rotates light shocks, find its life in…
A: Given:Ball bearing no. 314Radial load (Fr) = 4 kNAxial load (Fa) = 1.5 kNOuter ring rotatesLight…
Q: An ideal vapor-compression refrigeration cycle uses R-134a as the refrigerant. The refrigerant…
A:
Q: An unknown polymer sample was found to have the following molecular weight distribution:
A: Given:Molecular weight distribution tableDP = 763
Q: For the stop bracket seen below determine the center of gravity (xbar, ybar, and zbar) A = 12 B =…
A:
Q: A rope drum of diameter 850 mm and mass 1000 kg is used in a machine lifting procedure. The drum…
A:
Q: Two 20-mm steel plates are welded to a rolled S section as shown if a = 88 mm. Determine the moments…
A:
Q: Vector addition Given: A = 10N, + x - axis B = 200, +y - axis € = 30N, 30° below + x - axis D = 40N,…
A:
Q: What is the process used to increase the hardness and strength of a material by controlled heating…
A: A| Annealing:Annealing is a type of heat treatment that entails heating a material to a certain…
Q: f one mole of air (rigid diatomic gas) is initially at 20 ◦C, is compressed and expanded 7-fold as…
A: The initial temperature is The compression ratio is The number of moles of gas is .The heat…
Q: 1. A bridge truss is loaded as given in Fig.1. Using method of section, determine force in the…
A:
Q: A rope is hung over a stationary drum with weights on each end (100N; 400N). The rope is just on the…
A: given data : F2= 400 N F1=100 N the rope is just a point of slipping θ= 180 degreeswe need to find…
Q: This question requires the use of the Thermodynamic Property Tables supplied as additional material.…
A:
Q: Solve using NTU method. Consider a liquid (Cp = 2.2 kJ /kg·K) is cooled at a rate of 12 kg/min from…
A:
Q: For the process shown in the schematic below, which of the statements is/are incorrect? Feed hopper…
A: Consider the two schematic diagrams above. The first diagram represents injection moulding and the…
Q: Engineering data analysis show solution * At least one tail appears in the toss of three fair coins.…
A: Given:Toss of three fair coin
Q: The performance of a wind turbine is believed to depend on the following parameters: Wind speed U…
A: To find a full set of dimensionless parameters, we can use the Buckingham-Pi theorem, which states…
Q: 1- Tension in cable BC is (N): ( a. 12000 , b. 7500 , c. 10500 , d. 13500 , e. 15000) 2- Tension…
A:
Q: Question: In the context of applied fluid mechanics, explain the difference between laminar and…
A: Fluid flow in pipes and channels can be categorized primarily into two types based on the behavior…
Q: 9 kN 8 kN 4 KN 3m C 3m B 3m A RE -4 m- F
A:
Q: The assembly shown in the figure below consists of two sections of galvanized steel pipe connected…
A:
Q: Consider a metal rod with a critical resolved shear stress of 40 MPa for a specific crystallographic…
A: Given:The critical resolved shear stress = The angle between the normal to the plane and the applied…
Q: Write D if the variable is discrete and write C if continuous. 11. Height 12. Age 13. Crop yield 14.…
A: Dear student as per the Q&A I will solve only the first three questions, kindly repost it for…
Q: A tank of water has a trap door inclined at an angle 0 to the horizontal, as shown in Figure Q4. The…
A: Given data :-Length and width of door = LDensity of water = Angle of door with horizontal = To…
Q: An AB copper bar is positioned at room temperature with a gap S of 0.0002m between the A end and a…
A: Given -To Find-Compressive stress in bar =?
Q: 1) Determine the moment of inertia about the X-X axis for the cross-section shown. Neglect the…
A: The dimension are as
Q: The circular disk of radius r = 0.238 m rotates about a fixed axis through point O with an angular…
A:
Q: Comparing the thermal barrier coatings (TBCs) with the superalloy components of high performance…
A: It is asked to select the correct option
Q: 2 5/84 3/4'3 5/84 73' F=530,000 lbs. Temperature changes from 43°F to 1128 F F= 530,000 lbs. F.S.= 3…
A:
Q: Bar AC supports two loads, X = 355 N and Y= 355 N as shown. Rollers at A and Crest against…
A:
Q: As discussed in the class, the 3D printing process shown below is a special type of…
A: Given:As discussed in the class, the 3D printing process shown below is a special type of…
Q: A rigid 10 L vessel initially contains a mixture of liquid water and vapor at 100°C with 12.3%…
A:
Q: In an epicyclic gear train, an arm carries two gears A and B having 36 and 45 teeth respectively. If…
A: An epicyclic gear train given TA=36TB=45arm rotates at 150 rpm CCW
Q: cylinder of 300mm internal diameter and 12mm thickness is subjected to an inter pressure p while the…
A: Given data:Need to determine the value of "p" and volumetric strain.
Q: A 500 ft long ship is to operate at a speed of 20 mph in ocean water whose viscosity is 1.2 cP and…
A:
Q: This question requires the use of the Thermodynamic Property Tables supplied as additional material.…
A: The initial mass of liquid water, initial mass of steam, initial pressure, final temperature,
Q: Air flows at 700 m/s through a long duct in a wind tunnel, where the temperature is 15∘C and the…
A: Given data as per questionAir velocity=700m/sAbsolute pressure=85kpaTemperature in wind tunnel=15…
Q: A simple model of a rocket having two engines capable of applying thrust (N₁ and N₂) is shown. Each…
A: Given Data:Rocket has two engines capable of applying thrust (N1, N2) at a distance d from the…
Q: A force P of magnitude 5 N is applied to a tape wrapped around the body indicated. rests on a…
A:
Q: A pressurized vessel (closed ends) with 500 bar, its dimensions are L=1m, d = 25 Cm, D = 32 Cm, o, =…
A: Internal pressure (P) = 500 bar = 50,000,000 PaDiameter of the vessel (D) = 32 cm = 0.32 mInside…
Q: (a) Determine the moment of inertia of the cross-sectional area about the (a) centroidal x axis and…
A:
Q: A thin-walled pipe, a uniform cylinder, a uniform sphere, and a bowling ball are all lined up on a…
A: NOTE:- as per honor code and answering guidelines I can answer 1st three subparts at a time.If you…
Q: 1. A bridge truss is loaded as given in Fig. 1. Using method of section, determine force in the…
A: A bridge truss is loaded as given in Fig. 1. Using method of section.Determine force in the members…
Q: hill as shown. The angle which the ball initially kicked, theta Ais is 45 ft/s What is the maximum…
A: The velocity of the ball is The angle is
Step by step
Solved in 3 steps with 5 images
- At a point on the surface of an elliptical exercise machine, the material is in biaxial stress with t = 1400 psi and trv = —900 psi, as shown in the figure part a. The figure part b shows an inclined plane aa cut through the same point in the material but oriented at an angle ft Determine the value of the angle 6 between zero and 90° such that no normal stress acts on plane aa. Sketch a stress clement having plane aa as one of its sides and show all stresses acting on the clementAn element in plane stress on the fuselage of an airplane (figure part a) is subjected to compressive stresses with a magnitude of 42 MPa in the horizontal direction and tensile stresses with a magnitude of 9.5 MPa in the vertical direction (sec figure part b). Also, shear stresses with a magnitude of 15.5 MPa act in the directions shown. Determine the stresses acting on an element oriented at a clockwise angle of 40g from the horizontal. Show these stresses on a sketch of an element oriented at this angle.-26 A rectangular plate of dimensions 125 mm × 75 mm is subjected to tensile stress sy= 67 kPa and compressive stress a. If it is known that the normal stress along the diagonal t—t is ??t= -6.57 kPa, find stress ??y on element A. a
- A thin square plate in biaxial stress is subjected to stresses ?? and ??., as shown in part a of the figure. The width of the plate is h = 12.0 in. Measurements show that the normal strains in the x and v directions are s = 427 × 10-6 and s = 113 × l0-6, respectively. With reference to part b of the figure. which shows a Iwo-dimensional view of the plate. determine the following quantities. (a) The increase .d in the length of diagonal Oil. (b) The change . in the angle between diagonal Oti and the x axis, (c) The shear strain y associated with diagonals Oil and cf(that is. find the decrease in angle ced).The polyethylene liner of a settling pond is subjected to stresses ax= 350 psi. a = 112 psi. and = -120 psi, as shown by the plalte-stress element in the figure part a. Determine the normal and shear stresses acting on a seam oriented at an angle 01300 to the element, as shown in the figure part b. Show these stresses on a sketch of an element having its sides parallel and perpendicular to the seam.- 7.2-26 The strains on the surface of an experiment al device made of pure aluminum (E = 70 GPa. v = 0.33) and tested in a space shuttle were measured by means of strain gages. The gages were oriented as shown in the figure. and the measured strains were = 1100 X 106, h = 1496 X 10.6, and = 39.44 X l0_. What is the stress o in the x direction?
- Solve the preceding problem for an element in plane stress on the bottom surface of a fuel tanker (figure part a); stresses are sx= 105 MPa, sy. = 75 MPa, and ??xy= 25 MPa. Determine the stresses acting on an element oriented at an angle ?? = 40° from the x axis, where the angle is positive when counterclockwise. Show these stresses on a sketch of an element oriented at the angle ??.-27 A square plate with side dimension of 2 in. is subjected to compressive stress a and tensile stress The stresses on element A oriented at angle ?? x1=45° aresy1= 75 psi. tx1y1= 275 psi. . Find the state of stress on the element lilt is rotated clockwise to align the x3 axis with the horizontal x axis.-18 through 7.3-22 An element in plane stress (see figure) is subjected to stresses o, a., and (a) Determine the principal stresses and show them on a sketch of a properly oriented element. (b) Determine the maximum shear stresses and associated normal stresses and show them on a sketch of a properly oriented element. 7.3-18 a=2I50kPa, ay=375kPa.Txy.=-460kPa
- Plastic bar of diameter d = 32 mm is compressed in a testing device by a Force P = 190 N that is applied as shown in the figure. (a) Determine the normal and shear stresses acting: on all faces of stress elements oriented at (1 ) an angle 8 = 00, (2) an angle ?? = 22.5s, and (3) an angle ?? = 45°. In each case, show the stresses on a sketch of a properly oriented element. What are smaxtmax (b) Find smax and tmax in the plastic bar if a re-cantering spring of stiffness k is inserted into the testing device, as shown in the figure. The spring stillness is 1/6 of the axial stiffness of the plastic bar.An clement of material in plane strain (see figure) is subjected to strains ex= 480 × 10-6, Ey= 70 × l0-6, and yxy= 420 × l0-6. Determine the following quantities: (a) the strains for an element oriented at an angle 0 = 75°, (b) the principal strains, and (c) the maximum shear strains. Show the results on sketches of properly oriented elements.A brass plate with a modulus of elastici ty E = 16 X 106 psi and Poisson’s ratio a = 0.34 is loaded in biaxial stress by normal stresses r and cry. (sec figure). A strain gage is bonded to the plate at an angle 4 = 350 If the stress o is 10,700 psi and the strain means used by the gageise = 390 X 106.whatisthcmax- imum in-plane shear stress (Tr, ),. and shear strain (>‘ ).? What is the maximum shear strain (y ) in the x-: plane? What is the maximum shear strain (y ).. in the y-r plane?