The shaft shown in Fig. 3.17 has the following dimensions: r = 20 mm, d =...
Question 1: A rotating shaft with a diameter of 30 mm is made of 1018 cold-rolled steel. The stress concentration factor is 2.366, and the shear stress concentration factor is 1.75 respectively. The notch sensitivity is 0.78 and for shear it's 0.96 Estimate the factor of safety guarding against fatigue failure using modified-Goodman and Soder- berg for each of the following loading conditions: a) The shaft is subjected to a completely reversed torque of 120 N.m in phase with a...
Problem 1: A shaft, with a diameter of 43 mm, is shown below. On the right-hand side at location D a wheel has a force F of 4824N applied. The diameter of this wheel is 150 mm. The torque produced by F is transmitted through the entire shaft to location A where the torque is reacted. There are no other constraints at location A. Bearings, are located at B and C, and provide radial constraint. The bearing at B also...
A shaft subjected to bending moment varying from -200 N m to +500 N m and a varying torque from 50 N m to 175 N m. If material of the shaft is 30C8, stress concentration factor is 1.85, notch sensitivity is 0.95 reliability 99.9% and factor of safety is 1.5, find the diameter of the shaft. The load on a bolt consists of an axial pull of 10 kN together with a transverse shear force of 5 kN. Find...
Q.2) A 60-mm diameter solid shaft with a 100-mm diameter collar A is subjected to an axial load of 50 kN and a torque of 20 kN-m as shown below. Determine at the contact between the collar A and the support, (a) the average shear stress and (b) the bearing stress. 2.5 mm 601mm 100 mm 50 kN 2.5 mm 15 mm
A circular shaft transmits power as shown with pulley loads. The shaft carries a torque, bending, shear and axial loads. Draw LVM diagram to find Mmax and Vmax. Show all loads (moments and forces) on the circular x-section of the shaft below. Use double arrows for moments. Compute shear and normal stresses and show them on the same section. Create stress elements for points A and B of the section. Combine the stresses and compute tmax (Tresca) and om (von...
Problem 2: A circular shaft transmits power as shown with pulley loads. The shaft carries a torque, bending, shear and axial loads. Draw LVM diagram to find Mmax and Vmax. Show all loads (moments and forces) on the circular x-section of the shaft below. Use double arrows for moments. Compute shear and normal stresses and show them on the same section. Create stress elements for points A and B of the section. Combine the stresses and compute Tmax (Tresca) and...
3. The propeller shaft of the tugboat is subjected to the compressive force and torque shown. The shaft has an inner diameter of 125 mm and an outer diameter of 175 mm. (20 pts) 0410 KN 2 kNm Determine the following at point A located on the outer surface: avg. TMIP, 8s Principal stresses and Op c Draw Mohr's circle d Draw principal stress and maximum in plane shear stress elements
Problem 2: A circular shaft transmits power as shown with pulley loads. The shaft carries a torque, bending, shear and axial loads. Draw LVM diagram to find Mmax and Vmax. Show all loads (moments and forces) on the circular x-section of the shaft below. Use double arrows for moments. Compute shear and normal stresses and show them on the same section. Create stress elements for points A and B of the section. Combine the stresses and compute Cuau (Tresca) and...
A shaft with a diameter of 43 mm, is shown below On the right hand side at location D a wheel has a force F of 4824N applied. The diameter of this wheel is 150 mm. The torque produced by F is transmitted through the entire shaft to location A where the torque is reacted. There are no other constraints at location A. Bearings, are located at B and C, and provide radial constraint. The bearing at B also provides...
strength material needed now please * //Q2 A hollow steel shaft of 100 mm external diameter (D) and 50 mm internal diameter (d) is subjected to a bending moment (M) of 3.6 kN.m. What is the torque may safely be applied if the greater principal stress (61) is 98 MN/m?? 0-000 19.48 kN.m O 11.63 kN.m O 21.27 kN.m 15.22 kN.m O Og