Instructions: Answer this quiz on a white bond paper. pages before turning in. Late outputs will not be accep Problem: 1. Two A36 steel channels are welded at the tip o column.
Instructions: Answer this quiz on a white bond paper. pages before turning in. Late outputs will not be accep Problem: 1. Two A36 steel channels are welded at the tip o column.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
Q3 STEEL

Transcribed Image Text:Instructions: Answer this quiz on a white bond paper. Convert to pdf and arrange the
pages before turning in. Late outputs will not be accepted. This quiz is good for 1 hour.
Problem:
1. Two A36 steel channels are welded at the tip of their flanges to form a box
column.
Properties of ONE channel section:
A=5690 mm?
tw=17 mm
d=254 mm
x=16.5 mm
k=42.87x106 mm4
ly=1.64x106 mm4
b=77 mm
tr=11 mm
The column is 10 meters long, being fixed
at one end and hinged at the other end.
a. Determine the maximum slenderness ratio.
b. Determine the mode of failure of the column.
c. Determine the critical buckling stress, Far.
d. Determine the Allowable strength for the column.
e. Determine the Ultimate strength for the column.
Express your final answers in 2 decimal places.
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