F4.A rectangular steel beam between two rigid walls, 96 in. apart, is heated to a uniform temperature 80°F above ambient in the figure below. What is the resultant stress developed in the beam? Assume E = 30 x 10⁰ psi. 6 A 8 sq. in. L 96 in.
Q: Q1: A certain point in the mechanical part shown in Figure below. Use Mol determine: (a) the…
A: Givenσx=60 MN/m2=60MPaσy=-50MN/m2=-50MPaτxy=30MN/m2=30MPa
Q: It is required to compress steam isentropically from 250 kPa to 2.5 MPa, assuming that the steam…
A:
Q: 150 k-ft B -10 ft- -10 ft- 60 k Į с -10 ft-
A: To draw the SFD and BMD for the given loading
Q: In a nuclear reactor, heat is generated in 1-cn diameter cylindrical uranium fuel rods at a rate of…
A: Given Diameter, d = 1 cm Heat generation, q = 4x 107 W/m3 Thermal…
Q: N₂ vapor Tair The boiling temp of nitrogen at 1 atm is -196°C. If the temperature of liquid nitrogen…
A: The thermal resistance of a material is determined by dividing its thickness by its thermal…
Q: Air enters the compressor of an ideal air-standard Brayton cycle at 100 kPa, 300 K, with a…
A: we have t discuss which diagram is correct.
Q: 3m 0 B 1m Figure (1) -2m 12KN LAKN C
A:
Q: 1. Based on the governing equation of the fluid mechanics derive the relationship between the speed…
A: When one or more of the known (i.e. independent) variables change, the governing equations of a…
Q: two forces in the figure below with a single force at point A and a pair whose forces act on the two
A: Force system can be replaced at point a as below
Q: A high-pressure gas cylinder contains 50.0 L of toxic gas at a pressure of 1.40×10^7 N/m^2 and a…
A: Given Volume, V = 50 L = 0.05 m3 Pressure, P1 = 1.4 x 107 N/m2 Temperature, T1 =…
Q: In an irreversible process, there is a Da. Unrestricted expansion O b. no loss of work □c. No gain…
A: During irreversible process, high grade energy is converted into low grade energy, hence there is a…
Q: Q1) A stat of stress is specified in Figure. By using Mohr's circle determine the normal and…
A: we have to determine the stresses on the principal plane
Q: / Replace the two forces in Figure (2) with a single force at the point (A) and double tension (B)…
A:
Q: Calculate the specific enthalpy and specific entropy of 14.356 MPa and 500.356oC.
A: P= 14.356 MPa T= 500.356∘C Note: Use steam tables for find out certain values.
Q: /65 Determine the x- and y-coordinates of the centroid of the shaded area. Ans. X = 133.5 mm, Y =…
A:
Q: Replace the two forces in Figure (2) with a single force at the point (A) and double tension (B)…
A:
Q: Nitrogen flows from a reservoir in which its velocity is negligible and its temperature is 22°C. The…
A: Given: T = 22 + 273 = 295 K M = 2
Q: Q \ Compare between Repulsion motor and Compensated Repulsion motor and Repulsion start induction…
A: Introduction: A repulsion motor is a type of single-phase alternating current motor that operates on…
Q: Air is kept in a tank at pressure Po = 689 KPa abs and temperature To = 17°C. If one allows the air…
A:
Q: Consider the system shown below. If a change of 0.7 kPa in the pressure of air causes the…
A:
Q: A piston-cylinder contains gas initially at 3500 kPaa with a volume of 0.03 m². The gas is…
A:
Q: QUESTION 16 Which of the following are true for the limitations and impracticalities of the turbine…
A: after analysis Carnot vapour cycle the main limitation is CORRECT option A,C,E,F,G. option b and d…
Q: just answer number 40, thank you
A:
Q: are the gases that comes from the burning of fossil fuels, causes acid rain. a) SO3 & HNO2 b) SO₂ &…
A: According to the details provided in the question, we need to explain the above problems.
Q: As shown in figure 4, a combined gas turbine power plant operates with state 5 being an air…
A: Given: For gas turbine T5=300K, P6P5=P7P8=16ηc=80%, ηT=85%m˙a=10 kg/sT8=400oC=673 K For steam…
Q: Shown below is a torsion bar with a torque applied a distance L1 from one end. Th two ends are fixed…
A:
Q: Water flow from a large tank (T1) through a pipe Pipe X which splits into two smaller pipes, which…
A:
Q: T 1 300 K and T. A gas turbine plant operates on the Brayton cycle between 1073 K. Find the maximum…
A: We know that a gas turbine plant works between Tmin=300 K and Tmax=1073 K on the Brayton cycle.The…
Q: A 30-lb crate of eggs rests on the seat of a truck. (The seat may be represented as a straight line…
A: Draw the free-body diagram of the crate of eggs.
Q: : Calculate the applied force to move the process
A:
Q: hat is the capacity of bottles per year of alcohol distillery in philippines? What is the…
A: from the reference of Philippines authority 3.8 million liters capacity of bottle per year. the per…
Q: 1. Based on the governing equation of the fluid mechanics derive the relationship between the speed…
A: When one or more of the known (i.e. independent) variables change, the governing equations of a…
Q: Determine the view factors F32 and F23 between the rectangular surfaces shown in the figure.
A: X=1 mZ1=0.2 mZ2=0.2 mY=0.4 m
Q: f reheat receives steam at 8.0 MPa, 480 o C. Reheat pressure is 0.83 MPa and exhaust pressure is…
A:
Q: Which of the following are true for the limitations and impracticalities of the turbine of the…
A: Limitations and Impracticalities of turbine of the Carnot vapor cycle: Quality of steam decreases…
Q: Figure 2: cylindrical shaft
A:
Q: View "C": Front View Identify: 1. B 2. C 3. Top View 4. Rear View
A: Concept: In order to find the view, observe the given 3D model where view direction arrow is given.…
Q: Determine the allowable shear stress if W= 33,813lb. W W 4W ↓↓↓↓↓↓ 2 ft 6 ft 2 ft ΝΑ 1 in
A:
Q: HW10 In an engine governor of the Porter type, the upper and lower arms are 230 mm and 330 mm…
A: Given: Length of upper arm: →Lu=230 mm=0.23 m Inclination of the upper arm to the vertical:…
Q: IDENTIFY the Isometric projection of the orthographic projection shown below. Choose the correct…
A: According to the details provided in the question.we need to find Isometric view of the object that…
Q: Bodies A and B are connected by a flexible cable as shown in the figure below. The weights of bodies…
A:
Q: Q3: Calculate the applied force to move the process Envierment w 100 lb -0.2 Process W 100 lb μ0.2…
A:
Q: A centrifugal pump running at 900 rpm has an impeller diameter of 500 mm and eye diameter of 200 mm.…
A:
Q: Find the solution to the following linear programming problem using the Graphical method Max (Z)=40…
A:
Q: Consider water flow through a horizontal, short garden hose at a rate of 0.5 kg/s. The velocity at…
A:
Q: or F-101 N and (a) -29°3-21° and (b) 9-25°,3-36⁰ answers:
A: Solution- Given data- F =101 N θ =29º β =21º θ =25º β =…
Q: For the system of forces shown, find the equivalent force-couple system at A. If a single equivalent…
A:
Q: In an undisturbed airstream, where the pressure is 14.7 lb/in² and the density is 0.002377 slugs/ft,…
A:
Q: A combine (gas-steam) cycle produces 40 MW Por the gas cycle, the air enters the compressor at 27°C…
A: Given data Power produced by combine cycle = 40 MW Air entering compressor has the conditions: 27°C…
Q: Q3: Calculate the applied force to move the process
A:
Step by step
Solved in 2 steps with 2 images
- A hemispherical window (or viewport) in a decompression chamber (see figure) is subjected to an internal air pressure of 85 psi. The window is attached to the wall of the chamber by 14 bolts. (a) Find the tensile force Fin each bolt and the tensile stress (T in the viewport if the radius of the hemisphere is 14 in. and its thickness is 1.25 in. (b) If the yield stress for each of the 14 bolts is 50 ksi and the factor of safety is 3.0, Find the required bolt diameter. (c) If the stress in the viewport is limited to 500 psi, find the required radius of the hemisphere.During a tension lest of a mild-steel specimen (see figure), the extensometer shows an elongation of 0.00120 in. with a gage length of 2 in. Assume that the steel is stressed below the proportional limit and that the modulus of elasticity E = 30 × 10 psi. (a) What is the maximum normal stress (j^, in the specimen? (b) What is the maximum shear stress tmax? (c) Draw a stress element oriented at an angle of 45° to the axis of the bar, and show all stresses acting on the faces of this element.A steel riser pipe hangs from a drill rig located offshore in deep water (see figure). (a) What is the greatest length (meters) it can have without breaking if the pipe is suspended in the air and the ultimate strength (or breaking strength) is 550 MPa? (b) If the same riser pipe hangs from a drill rig at sea, what is the greatest length? (Obtain the weight densities of steel and sea water from Table M, Appendix I. Neglect the effect of buoyant foam casings on the pipe.)
- Truss members supporting a roof are connected to a 26-mm-thick gusset plate by a 22-mm diameter pin, as shown in the figure and photo. The two end plates on the truss members are each 14 mm thick. (a) If the load P = 80 kN, what is the largest bearing stress acting on the pin? (b) If the ultimate shear stress for the pin is 190 MPa, what force Pult is required to cause the pin to fail in shear? Disregard friction between the plates.-11 A solid steel bar (G = 11.8 X 106 psi ) of diameter d = 2,0 in. is subjected to torques T = 8.0 kip-in. acting in the directions shown in the figure. Determine the maximum shear, tensile, and compressive stresses in the bar and show these stresses on sketches of properly oriented stress elements. Determine the corresponding maximum strains (shear, tensile, and compressive) in the bar and show these strains on sketches of the deformed elements.A cylindrical pressure vessel having a radius r = 14 in. and wall thickness t = 0,5 in, is subjected to internal pressure p = 375 psi, In addition, a torque T = 90 kip-ft acts at each end of the cylinder (see figure), (a) Determine the maximum tensile stress ctniXand the maximum in-plane shear stress Tmjv in the wall of the cylinder. (b) If the allowable in-plane shear stress is 4.5 ksi, what is the maximum allowable torque T\ (c) If 7 = 150 kip-ft and allowable in-plane shear and allowable normal stresses are 4.5 ksi and 11.5 ksi, respectively, what is the minimum required wall thickness
- A standard brick (dimensions 8 in. × 4 in. × 2.5 in ) is compressed lengthwise by a force P. as shown in the figure, If the ultimate shear stress for brick is 1200 psi and the ultimate compressive stress is 3600 psi. what force Pmax is required to break the brick?A plastic bar of rectangular cross section (ft = 1.5 in. and h = 3 in.) fits snugly between rigid supporls at room temperature (68oF) but with no initial stress (see Figure). When the temperature of the bar is raised to 160oF, the compressive stress on an inclined plane pq at mid-span becomes 1700 psi. (a) What is the shear stress on plane pq? (Assume a = 60 × 10-6/*t and E = 450 × 103psi.) (b) Draw a stress element oriented to plane pq and show the stresses acting on all laces of this element. (c) If the allowable normal stress is 3400 psi and the allowable shear stress is 1650 psi. what is the maximum load P (in the positive x direction), which can be added at the quarter point (in addition to thermal effects given) without exceeding allowable stress values in the bar?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.
- 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?A pressurized cylindrical tank with flat ends is loaded by torques T and tensile forces P (sec figure), The tank has a radius of r = 125 mm and wall thickness t = 6.5 mm. The internal pressure p = 7.25 MPa and the torque T = 850 N m. (a) What is the maximum permissible value of the forces P if the allowable tensile stress in the wall of the cylinder is 160 MPa? (b) If forces P = 400 kN, what is the maximum acceptable internal pressure in the tank?A circular cylindrical steel tank (see figure) contains a volatile fuel under pressure, A strain gage at point A records the longitudinal strain in the tank and transmits this information to a control room. The ultimate shear stress in the wall of the tank is 98 MPa, and a factor of safety of 2,8 is required. (a) At what value of the strain should the operators take action to reduce the pressure in the tank? (Data for the steel are modulus of elasticity E = 210 GPa and Poisson's ratio v = 0.30.) (b) What is the associated strain in the radial direction