© 4Two 200x75x25.3 channels, back to back, as shown below, act as column of length 5m with pinned ends. Yield stress =250MPa, E=210GPa. [ コロ a (a) Use the formula with a buckling load of 100kN and calculate the maximum value of the clear spacing a between the channels. (35mm) (b) Use the Perry-Robertson formula given below to calculate the safe load the column can carry. Take the load factor=1.7 and a=120mm K.f₂=fy+(1+n)ƒe_[(fy 2 0.5 +(1+n)fe 2 2 = {yle] (771.9kN)
© 4Two 200x75x25.3 channels, back to back, as shown below, act as column of length 5m with pinned ends. Yield stress =250MPa, E=210GPa. [ コロ a (a) Use the formula with a buckling load of 100kN and calculate the maximum value of the clear spacing a between the channels. (35mm) (b) Use the Perry-Robertson formula given below to calculate the safe load the column can carry. Take the load factor=1.7 and a=120mm K.f₂=fy+(1+n)ƒe_[(fy 2 0.5 +(1+n)fe 2 2 = {yle] (771.9kN)
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
Related questions
Question
![©
4Two 200x75x25.3 channels, back to back, as shown below, act as column of length 5m
with pinned ends. Yield stress =250MPa, E=210GPa.
[
コロ
a
(a) Use the formula with a buckling load of 100kN and calculate the maximum value of
the clear spacing a between the channels. (35mm)
(b) Use the Perry-Robertson formula given below to calculate the safe load the column
can carry. Take the load factor=1.7 and a=120mm
K.f₂=fy+(1+n)ƒe_[(fy
2
0.5
+(1+n)fe
2
2
= {yle]
(771.9kN)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1cbc05ee-6b3b-4f8f-bd11-8eb39d9ca778%2F6099348d-7fd0-4daa-bd59-d19f238cc7d5%2Fj6ozyr9.jpeg&w=3840&q=75)
Transcribed Image Text:©
4Two 200x75x25.3 channels, back to back, as shown below, act as column of length 5m
with pinned ends. Yield stress =250MPa, E=210GPa.
[
コロ
a
(a) Use the formula with a buckling load of 100kN and calculate the maximum value of
the clear spacing a between the channels. (35mm)
(b) Use the Perry-Robertson formula given below to calculate the safe load the column
can carry. Take the load factor=1.7 and a=120mm
K.f₂=fy+(1+n)ƒe_[(fy
2
0.5
+(1+n)fe
2
2
= {yle]
(771.9kN)
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