Problem 4. The 16 × 22 x 100-mm rubber blocks (E = 54.76 MPa and v = 0.48)shown in the figure are used in a double U shear mount to isolatethe vibration of a machine from its support. An applied load P causesthe upper frame to deflect.16 mm14. If the allowable deflection is 4 mm and the allowable shear stress is5.85 MPa determine the maximum load P that can be supported by22 mmthe rubber blocks.c. 20350.0 Nd. 10763.6 Na. 25437.5 Nb. 12870.0 N

Given: Length of the rubber block→L=100 mm Height of the rubber block→H=22 mm Allowable shear…

Problem 4. The 16 × 22 × 100-mm rubber blocks (E = 54.76 MPa and v = 0.48) shown in the figure are used in a double U shear mount to isolate the vibration of a machine from its support. An applied load P causes the upper frame to deflect. mm 14. If the allowable deflection is 4 mm and the allowable shear stress is 5.85 MPa determine the maximum load P that can be supported by 22 mm the rubber blocks. a. 25437.5 N c. 20350.0 N b. 12870.0 N d. 10763.6 N

Problem 4. The 16 × 22 × 100-mm rubber blocks (E = 54.76 MPa and v = 0.48) shown in the figure are used in a double U shear mount to isolate the vibration of a machine from its support. An applied load P causes the upper frame to deflect. mm 14. If the allowable deflection is 4 mm and the allowable shear stress is 5.85 MPa determine the maximum load P that can be supported by 22 mm the rubber blocks. a. 25437.5 N c. 20350.0 N b. 12870.0 N d. 10763.6 N

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

Similar questions

Problem 1: Steel rod AC (E=200GPA) having a cross sectional area of 250 mm?, jointly support the 10 kN load with spring DE having a flexibility of 0.0005mm/N and an unstretched length of 9m. Bar BCE is rigid. Assuming that there was no slack or stress in rod AC or spring DE before the load was applied; a. Determine the ratio of the deformation of rod AC to spring DE. b. Determine the force on rod AC in kN. 12m 9m E c. Determine the force on spring DE (kN). 12m 4m
If the allowable tensile stress for the bar is (ot)allow = 20 ksi, and the allowable shear stress for the pin is Tallow = 11.6 ksi. Assume the hole in the bar has the same diameter d as the pin. Take t = 1/4 in. and w = 2 in. (Figure 1) Figure w/2 [w/2 P 1 of 1 > Part A Determine the diameter of the pin so that the load P will be a maximum. Express your answer to three significant figures and include appropriate units. d= Submit Part B P = Submit μA Value Request Answer What is this maximum value for P? Express your answer to three significant figures and include appropriate units. li μA Provide Feedback Value Units Request Answer ? Units ?
Question: Consider that the fit between the elements shown in the Figure below is H6/s5. They are both made of SAE 1340 OQT 1000 steel (Sy= 950 MPa, E = 200 GPa). Take D; = 75 mm and D, %3D %3D 90 mm. Determine the maximum possible value of the tangential stress at the inner surface of the outer element in MPa. NOTE: Answer is not 4750MPA. If you Submit This answer I will Directly report. |D, H6/s5 D. 6/7
Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown in the figure. The diameter of aluminum rod (1) is 2.50 in., the diameter of brass rod (2) is 1.75 in., and the diameter of steel rod (3) is 3.00 in. Determine the axial normal stress in each of the three rods. Assume P = 5 kips, Q = 3 kips, R = 13 kips and 5 = 24 kips. The normal stress is positive if tensile and negative if compressive. σ₁ = Answers: 0₂ = (1) 03 = (2) i i A Q B C D ksi ksi ksi
An elastomeric bearing pad is used to support a bridge girder as shown. The bearing pad provides flexibility in the horizontal direction to accommodate thermal expansion and earthquake motions. The shear modulus of the bearing pad is G = 1.50 MPa. The beam must not displace horizontally more than 25 mm when a load of P = 45 kN is applied as shown. Determine the maximum thickness t that can be used for the bearing pad. Assume a = 300 mm and b = 420 mm. Answer: tmax = i mm
EHide blocks The bar shown in the following figure has a diameter of 40 mm and is subjected to a force P = 1500 N and a force F= 500 N. It is made from a material which has a yield strength of 60 MPa. Determine the factor of safety at points A and B using the Von-Mises Theory. 100 mm 150 mm F B. P
Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown. The normal stress in aluminum rod (1) must be limited to 19 ksi, the normal stress in brass rod (2) must be limited to 24 ksi, and the normal stress in steel rod (3) must be limited to 12 ksi. Determine the minimum diameter required for each of the three rods. Assume P = 9 kips, Q = 4 kips, R = 18 kips and S = 21 kips. Calculate the internal force (positive if tensile, negative if compresive) in rod (1). Use a FBD cutting through the rod in the section that includes the free end A.Answer: F1 = ? kips.
A steel bar of a length, diameter and Young's modulus of 400 mm, 20 mm and 20 GPa is placed concentrically within a brass tube which has an outside diameter, thickness, length and Young's modulus of 30 mm, 4 mm, 400 mm long and 100 GPa respectively. The compound bar hangs vertically with it's upper end rigidly fixed with a collar fitted to the bottom end. The application of a load P results in the compound bar storing a total of 7 J of energy. Calculate : 1, 1)The gradually applied load 1,2)The suddenly applied load 1,3)The impact load that fails 150 mm and induces 7 J of energy 1,4)The instantaneous stresses in both materials 1,5)The instantaneous elongation of the compound rod.
A rectangular steel plate with a thickness h of 5 mm is shown below. All four edges are fixed. An uniform pressure of 20 MPa is applied on the top face of the plate. (Use E=210GPa and v=0.3) 1200 mm Please determine: 1) the maximum stress in the plate; and 2) the maximum deflection in the plate. 600 mm
A simply supported reinforced concrete beam carries a uniformly distributed load of 12 kN/m on a span of 4 m. The beam has a rectangular cross section 250 mm wide by 450 mm deep, with three 20 mm diameter steel bars placed 60 mm from the bottom of the beam, as shown below. The moduli of elasticity for the concrete and steel are 15 GPa and 200 GPa, respectively. Determine the average tensile stress in the steel and the maximum compressive stress in the concrete at the section of maximum bending moment. 450 mm 250 mm 60 mm
The bxdxhrubber blocks shown are used in a double U shear mount to isolate the vibration of a machine from its supports. An applied load of P = 480 N causes the upper frame to be deflected downward by 4.9 mm. Determine the average shear strain and the shear stress in the rubber blocks. Assume b = 21 mm, d = 26 mm, and h = 23. Double U anti-vibration shear mount d P h Rubber block dimensions Shear deformation of blocks Answers: Average shear strain = i rad. Average shear stress = КРа.
Two solid bars support a load P as shown. Bar (1) has a cross-sectional area of A1 = 4250 mm2 and an allowable normal stress of 95 MPa. Bar (2) has a cross-sectional area of A2 = 2750 mm2 and an allowable normal stress of 140 MPa. Assume x1 = 2.1 m, x2 = 3.6 m, y1 = 0.8 m, and y2 = 2.8 m. Determine the maximum load Pmax that can be supported by the structure without exceeding either allowable normal stress.