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1. In the three-hinge arch shown, the diameter of the arch is 3 m
with center directly below C and 3 m to right of A. Point B is 0.8 m above A, and
point D is 0.4 m horizontally from A. P1 = 3 kN, 1.0 m to right of A, and P2 =
5.2 kN, 0.6 m above B.
1. Calculate the reaction at A, in kN.
2. Calculate the reaction at B, in kN.
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Solved in 2 steps with 1 images
- the ability of fluid to resist shear stresses is known as bulk modulus Select one: O True O False(2) lubäi The difference between shear strain and linear strain Linear Strain is change in length/original length while shear strain is the angle of deformation linear strain and shear strain are the same and equal to the change in length / original O length None O linear strain and shear strain are the same and equal to the change in angle under shear force (2) ibäi A concentrated load is one which acts at a point on a beam O varies uniformly over the whole length of a beamCompute the work done (J) by the indicated force when the đisk undergoes the specified displacement. s-02* m 0.2m
- In an experimental procedure to determine stress, the radial displacement uat a known radius is measured and it is known that the angular displacement u does not vary with angle. Which component of strain, expressed in polar coordinates, may be determined from the measurement? O radial strain, & rr O shear strain, O hoop strain, & 00 Ono strain componentThe homogeneous bar ABC is supported by a pin at C and a cable that runs from A to B around the frictionless pulley at D. Find the stress (in psi) in the cable if its diameter is d = 0.57 in and the weight of the bar is 5305 lb. Round off the final answer to three decimal places.The beam is supported by rods AB and CD that have different cross-sectional areas. The area of rod AB is AAB = 10 mm² .The area of rod CD is Acp = 8.25 mm². B F₁ Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value F₁ d₁ d₂ NAB= 5050 N 3.25 mm 0.5 mm a. Determine the magnitude of the normal internal force in rod CD, NCD. b. Determine the magnitude of the normal internal force in rod AB, NAB. c. Determine the normal stress in rod CD, OCD. d. Determine the normal stress in rod AB, O AB. Round your final answers to 3 significant digits/figures. NCD = N N
- Determine the equivalent state of stress on an element at the same point that represents the maximum in-plane shear stress at the point.A circular bar 4 m long with an external radius of 25 mm is solid over half its length and bored to an internal radius of 12 mm over the other half. If a torque of 120 N.m is applied at the center of the shaft, the two ends being fixed, determine the maximum shear stress set up in the surface of the shaft and the work done by the torque in producing this stress. G = 80 GN/m2. Ans: [2.51 MN/m2; 0.151 N.m]A cross-section of a beam is shown in Figure Q2. If the shear force in this section is V = 281 KN, determine the value and the location of the maximum shear stress in the section. In Figure Q2, a = 72 mm and the origin of the coordinate system is at centroid of the cross section. Z A a AY 2a O 4a Figure Q2 J.L B 3a a
- 600 -400- 600 800 G| P2 P3 E F Tha at y pnywty i A - 100 mm E - 200 GPa A- 150 mm E- 200 GPa A130 mm E- 70 GPa 700 A- 50 mm E- 83 GPa P1 d. 30° o B 500 All dimensions are in millimeters.The steel shaft with two different diameters rotates at 4.4 Hz. The power supplied to gear C is 73 kW, of which 48 kW is removed by gear B. Find the maximum shear stress (in Pa) in the shaft if d = 59 mm, h = 61.7 mm, L = 3.9 m, M = 2.5 m, and G = 83.34 Gpa. Round off the final answer to two decimal places.3rd option is correct. Please show the work within 20minutes includes Free body diagram. [Solution should not copied]
