Assuming the pulley at E is of negligible radius, determine the moment M required for equilibrium...
Foucs more in thesecond part please.
Name Assuming the pulley at E is of negligible radius, determine the moment M required for equilibrium of the 3 member pin connected frame. Remember from statics the tension in all parts of a rope or cable is the same. Also determine the normal stress in CD if its cross section area is 0.5 in2 and the shear stress in pin B if it's diameter is 3/8" and is in double shear. ??'D 300...
2) (10 marks) a) The frame is subjected to the load of 4 kN which acts on member ABD at D. Determine the required diameter of the pins at D and C if the allowable shear stress for the material is tallow 40 MPa. Pins C is subjected to double shear, whereas pin D is subjected to single shear. b) Determine the preferred basic size for the pins at D and C. 3) (10 marks) A sign is subjected to...
(3pts): The truss is constructed of A36 steel (E -2 a cross-sectional area of 250 mm2. Answer the following s 300 Clbe wna -250 MES, AI 00 G Pa and O, 250 MPa). All truss members have (a) Determine the normal stress and strain in member CD. (b) The support at joint D uses a pin placed in double shear. The pin diameter is 20 mm Determine the average shear stress acting in the pin. 50 kN 50 kN 25...
Problem 3: The wall crane supports a load of 700 lb with the pin at A and D. All pulleys are pin connected to the structure. The cross-sectional area of BD is 4 and the diameter for pulley B and C is 10 inches. 1) 2) 3) 4) Draw the FBDs of the pulley at E; Draw the FBD of the whole structure with the cable but without W; Find internal for NBD; Determine the average normal stress of BD...
INGE 4019 Introduction to Mechanics of Materials Problem 1. The figure shows a pin-connected structure where rod CD is made of an alloy with a yield strength of 41 ksi, an ultimate strength of 62 ksi, a Modulus of Elasticity of 10.6x10' ksi and a Poisson's coefficient of 0.32. The pin at B is made of a material with a yield strength in shear of 24 ksi, and ultimate strength in shear of 38 ksi. The bearing strength of the...
The figure below depicts the cantilever beam. Determine the magnitudes of bending moment (M) in kNm, axial stress() in kN/m2, and shear force (V) in kN acting at point A. The equation for finding the axial stress is = Axial load / cross-section area. Cable XX XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXI BT Beam (0.2 m × 0.2 m) Frictionless Pulley 3 m 50 kN Select one: a Bending moment (M) = 150 kNm, Shear force = 50 kN and axial stress = 1250 kN/m2...
static and material strength
Problem 4- The Fig. below shows a shaft carrying a pulley A and a gear B and supported in two bearings C and D. The shaft transmits 30 kW at 200 r.p.m. The tangential force Ft on the gear B acts vertically upwards as shown. The pulley delivers the power through a belt to another pulley of equal diameter vertically below the pulley A. The ratio of tensions T1/T2 is equal to 2.5. The gear and...
Question 1 O out of 12,5 points The crimping tool is used to crimp the end of the wire E. If a force of 27.7 lb is applied to the handles, determine the average shear stress (in ksi) in the pin at A. The pin is subjected to double shear and has a diameter of 0.17 in. Only vertical force is exerted on the wire. Note: You answer should include requested units and be to 3 decimal places. P. E...
1. The following is a one-layer truss structure fabricated from aluminum tubing with outside diameter and wall thickness as 0.4 inch and 0.05 inch, respectively. The Young's modulus and Poisson's ratio for aluminum are E= 10 x 10°psi, v=0.33, respectively. The applied load P is 60 Ib. Please answer = 60° B Ra all Cled URb The internal force for member AC is: -30 lb 34.6 lb 30 lb -34.6 lb Question 2 1 points Save Answer 1. The following...
A 3 m rigid bar AB is supported with a vertical translational spring at A and a pin at B The bar is subjected to a linearly varying distributed load with maximum intensity g Calculate the vertical deformation of the spring if the spring constant is 700 kN/m. (ans: 21.43 mm) 2. A steel cable with a nominal diameter of 25 mm is used in a construction yard to lift a bridge section weighing 38 kN. The cable has an...