The d = 15-mm-diameter solid rod passes through a D = 20-mm-diameter hole in the support plate. When a load P is applied to the rod, the rod head rests on the support plate. The support plate has a thickness of b = 10 mm. The rod head has a diameter of a = 30 mm, and the head has a thickness of t = 11 mm. The shear stress in the rod head cannot exceed 140 MPa, the punching shear stress in the support plate cannot exceed 105 MPa, and the bearing stress between the rod head and the support plate cannot exceed 130 MPa. Determine the maximum value of Pmax that can be supported by the structure. Support Plate Rod Answer: Pmax i - Hole diameter D Head kN

The d = 15-mm-diameter solid rod passes through a D = 20-mm-diameter hole in the support plate. When a load P is applied to the rod, the rod head rests on the support plate. The support plate has a thickness of b = 10 mm. The rod head has a diameter of a = 30 mm, and the head has a thickness of t = 11 mm. The shear stress in the rod head cannot exceed 140 MPa, the punching shear stress in the support plate cannot exceed 105 MPa, and the bearing stress between the rod head and the support plate cannot exceed 130 MPa. Determine the maximum value of Pmax that can be supported by the structure. Support Plate Rod Answer: Pmax i - Hole diameter D Head kN

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

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The assembly is used to support a distributed loading of w = 6.6 kN/m. The solid steel rod BC has a diameter of 13 mm and the steel pins at A, B and C have a diameter of 10 mm. The yield stress of the steel in tension is 250 MPa and in shear is 125 MPa. C 1.2 m 0.9 m 0.3 m Determine the factor of safety for the pin at B with respect to yielding? Input your answer to two decimal places.
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A machinery uses a helical tension spring with wire diameter of 3 mm and coil outside diameter of 35 mm. The spring has 9 total coils. The design shear stress is 500 MPa and the modulus of rigidity is 82 GPa. Determine the force that causes the body of the spring to its shear stress in N. Consider ground ends.
The bell-crank mechanism is in equilibrium for an applied load of F1 = 13 kN applied at A. Assume a = 300mm, b = 190mm, c = 90mm, and θ = 35°. Pin B is in a double-shear connection and has a diameter of 31 mm. The bell crank has a thickness of 26 mm. Determine(a) the shear stress in pin B.(b) the bearing stress in the bell crank at B.
The d = 17-mm-diameter solid rod passes through a D = 22-mm-diameter hole in the support plate. When a load P is applied to the rod, the rod head rests on the support plate. The support plate has a thickness of b = 12 mm. The rod head has a diameter of a = 34 mm, and the head has a thickness of t = 9 mm. The shear stress in the rod head cannot exceed 125 MPa, the punching shear stress in the support plate cannot exceed 80 MPa, and the bearing stress between the rod head and the support plate cannot exceed 120 MPa. Determine the maximum value of Pmax that can be supported by the structure.
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Determine the maximum normal stress (in MPa) developed in the bar when it is subjected to a tension of P = 12 kN.
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The bell-crank mechanism is in equilibrium for an applied load of F1 = 12 kN applied at A. Assume a = 330mm, b = 140mm, c = 80mm, and e = 35°. Pin Bis in a double-shear connection and has a diameter of 32 mm. The bell crank has a thickness of 23 mm. Determine (a) the shear stress in pin B. (b) the bearing stress in the bell crank at B. Bell crank F, Support bracket В A a F Answers: Tpin B = i MPa i MPa
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