A 3.5-m long column with rectangular cross section of 4 cm x 3 cm is under an axial compressive load P. The column is made of material with E= 140 GPa, and is fixed on both ends. The safety factor for buckling of this column is 3.7. Determine the maximum allowable P on this column.

Elements Of Electromagnetics
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ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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3. A 3.5-m long column with rectangular cross section of 4 cm x 3 cm is under an axial compressive load P. The
column is made of material with E = 140 GPa, and is fixed on both ends. The safety factor for buckling of this
column is 3.7. Determine the maximum allowable P on this column.
Transcribed Image Text:3. A 3.5-m long column with rectangular cross section of 4 cm x 3 cm is under an axial compressive load P. The column is made of material with E = 140 GPa, and is fixed on both ends. The safety factor for buckling of this column is 3.7. Determine the maximum allowable P on this column.
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What is the formula of I ? Why do you get (0.04*0.03^3)/12

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