I. N• O P M E;Y7Z H.W. for fatigue stresses...Q1) In Fig.(1), the shaft is subjected to a reversed load P = (2700 to - 900) N.Find the length (L), if the stress at the fillet equal to the half stress at the center.de6.2562.5 -O-50-375375FilletFilletAll Dimensions in mmCenterFig(1)Q.) In Fig.(2), the shaft is subjected to reversed loads, F = 7 2700 Nand P = F 1350 N, where these two loads vary at the same time. Findthe required length (L), if the stress at the fillet equal to the stress at thecenter.F 2700 NP.1350 NP.1350 N5062.51500 --FilletCenterFilletAl Dimensions in mmFig(2)Q.) In Fig.(3), the shaft is subjected to reversed loads, F = F 2700 Nand P = F 1350 N, where these two loads vary at the same time. Findthe diameter (d), if the stress at the fillet equal to the stress at the center.F- 2700 N* 10P.+1350 NP-1350 Nd.1.6 d500- -1500 - 500FilletCenterFilletAll Dimensions in mmFig(3)Q.) In the Fig.(4) shown below, a machine member is subjected to a normalload at its free end varies from (+2P) to (-P) at 60 with y-axis and toa reversed vertical load (+P) to (-P) at a distance 10 mm from free end,where these two loads vary at the same time. If ayleld = 450 N/mm,%3!Oendurance = 250 N/mm, safety factor, N = 3 and thickness, t =8 mm, findthe safe load P.2P60°d=420102 =2II>

The stress at fillet can be calculated as, σf=MI×y=±P2×375π64×504×502=±12000Pπ×503…

Answered: Q1) In Fig.(1), the shaft is subjected…

Q1) In Fig.(1), the shaft is subjected to a reversed load P = (2700 to - 900) N. Find the length (L), if the stress at the fillet equal to the half stress at the center.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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