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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. ds6.25 62.5 0 375 375 Fillet Fillet All Dimensions in mm Center

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. ds6.25 62.5 0 375 375 Fillet Fillet All Dimensions in mm Center

Elements Of Electromagnetics
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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Z H.W. for fatigue str.. -> 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. 区 d6.25 ----62.5 -O X 50 375 Center Fillet Fillet All Dimensions in mm Fig(1) Q.) In Fig.(2), the shaft is subjected to reversed loads, F = + 2700 N and P = 7 1350 N, where these two loads vary at the same time. Find the required length (L), if the stress at the fillet equal to the stress at the center, F 2700 N P.1350 N P.1350 N 50- 62.s --- 1500 Fillet Center Fillet All Dimensions in mm Fig(2) Q.) In Fig.(3), the shaft is subjected to reversed loads, F = F 2700 N and P = F 1350 N, where these two loads vary at the same time. Find the diameter (d), if the stress at the fillet equal to the stress at the center. F-2700 N 10 P-1350 N P 1350 N d----1.5 d- 500 - 1500 500 Fillet Center Fillet All Dimensions in mm Fig(3) Q4) In the Fig.(4) shown below, a machine member is subjected to a normal load at its free end varies from (+2P) to (-P) at 60° with y-axis and to a reversed vertical load (+P) to (-P) at a distance 10 mm from free end, If oyield = 450 N/mm, Oendurance = 250 N/mm, safety factor, N = 3 and thickness, t = 8 mm, find where these two loads vary at the same time. the safe load P. d-4
Transcribed Image Text:Z H.W. for fatigue str.. -> 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. 区 d6.25 ----62.5 -O X 50 375 Center Fillet Fillet All Dimensions in mm Fig(1) Q.) In Fig.(2), the shaft is subjected to reversed loads, F = + 2700 N and P = 7 1350 N, where these two loads vary at the same time. Find the required length (L), if the stress at the fillet equal to the stress at the center, F 2700 N P.1350 N P.1350 N 50- 62.s --- 1500 Fillet Center Fillet All Dimensions in mm Fig(2) Q.) In Fig.(3), the shaft is subjected to reversed loads, F = F 2700 N and P = F 1350 N, where these two loads vary at the same time. Find the diameter (d), if the stress at the fillet equal to the stress at the center. F-2700 N 10 P-1350 N P 1350 N d----1.5 d- 500 - 1500 500 Fillet Center Fillet All Dimensions in mm Fig(3) Q4) In the Fig.(4) shown below, a machine member is subjected to a normal load at its free end varies from (+2P) to (-P) at 60° with y-axis and to a reversed vertical load (+P) to (-P) at a distance 10 mm from free end, If oyield = 450 N/mm, Oendurance = 250 N/mm, safety factor, N = 3 and thickness, t = 8 mm, find where these two loads vary at the same time. the safe load P. d-4
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