P H B A An aluminum rod AB of diameter 3.3 inches is connected to a lever of length L = 5.1 feet. Consider that the height H = 5.4 feet, and the allowable torsional shearing stress of aluminum is 1110 psi. What is the maximum allowable force P in lbs?
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- A solid aluminum shaft 2 inches in diameter is subjected to two torques. Determine the maximum shearing stress in each segment and the angle of rotation of the free end. Use G = 4 × 106 psi.A steel plate 2.5 m x 1.3 m x 100 mm thick is to be hoisted by a steel cable sling as shown in the figure. Assume the steel weighs 77.3 kN/cu.m. Determine the bearing stress (MPa) in the steel plate the 10 mm diameter pins exert. The correct answer is 14.81. Show solution.The structure shown below consists of a brass core inserted into a steel tube of cross sectionsquare. If a moment of 8 kN × m is applied at its end, determine the maximum bending stress in thebar. E (brass) = 100 GPa, E (steel) = 200 GPa.
- As seen in the figure, ABC rod with end-A fixed support pipe section has an outer diameter of 30 mm and an inner diameter of 24 mm. 50 N force at an angle of 30 ° with the y-axis at the free end C to the ABC rod is implemented. (a)Show and calculate the cross-sectional effects on the cross-section a a. (b) Calculate the stresses occurring at the H point of the ABC bar and calculate these stressesThe beam seciton shown below has moment of inertia about its neutral axis: I = 301.3 (10 -6)m 4 , and if this section is under a bending moment of 22 kN m, please calculate the normal stress at Point B: ____ MPa. Calculate your answer to 1 decimal place.1. The bar ABCD consists of 3 cylindrical steel segments with different lengths and cross-sectional areas. Axial loads are applied as shown. Calculate the normal stress in each segment in psi unit. Indicate if T or C.Calculate the total axial deformation in Problem #1 if Es = 29 x 10 6 psi . Indicate if the bar elongates or contracts.
- Determine the average normal stress in each rod if T2=400∘F Calculate the new length of the aluminum segment.For the beam shown, determine the support reactions and draw the stress diagrams. shear and bending moment. EI is constant. The rigth answer is: VA = 1.3 kN (↑); HA = 0 kN; MA = 4.40 kN.m (clockwise); VB = 51.20 kN (↑). I don't know how to get these results, please show how, step by step.Before the 400 kN load is applied, the rigid platform rests on two steel bara, each of cross sectional area 1400mm^2, as shown in the figure. The cross sectional area of the aluminum bar is 2800 mm^2, Use E=200 GPa for steel and E = 70 GPa for aluminum. NEGLECT the weight of the platform A.) Compute the stress in the aluminum bar in Mpa after the 400 kN load is applied Choices: 45.64,16.30,40.62,14.51 B.) Compute the stress in the steel bar in Mpa Choices: 68.03,95.24,128.35,126.56 C.) Compute the shortening of the steel bar in mm. Choices: 0.125,0.085,0.113,0.158
- A steel rod of 15- mm diameter is held snugly (but without any initial stresses) between rigid walls by the arrangement shown in the figure part (a). (For the steel rod, use α = 12 x 10-6/˚C and E = 200 GPa.) Calculate the temperature drop ΔT (degrees Celsius) at which the average shear stress in the 12 – mm diameter bolt becomes 45 MPa. Also, what is the normal stress in the rod? What are the average bearing stresses in the bolt and clevis at A and between the washer (dW = 20mm) and wall (t = 18 mm) at B? If the connection to the wall at B is changed to an end plate with two bolts (see figure part b), what is the required diameter db of each bolt if the temperature drop is ΔT = 38˚C and the allowable bolt stress is 90 MPa?The bowstring has an unstretched length of 850 mm and cross-sectional area of 400 mm^2. It is recorded that the stress on the upper segment of the bowstring is 50 MPa. See figure.Determine the (a) average normal strain in the string, (b) the applied pull of the archer on the arrow, and (c) the tension acting on the lower segment of the string.Q#5: The cross section of a wood beam carries a bending moment M of magnitude 20R lb.-in. acting at 10⁰ to the horizontal. Determine(a)the angle between the neutral axis and the horizontal; and (b) the maximum bending stress acting on the cross section. Note : Use R=980 For Details See Picture Attached