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A round steel rod made of structural steel,with yield strength of 48ksi and E=30Mpsi, is to...

A round steel rod made of structural steel,with yield strength of 48ksi and E=30Mpsi, is to be used as a column with pi-pin connection(C=1), centrally loaded with 10 kips; N = 3 . Determine the diameter for L = 25 in. Determine also if long or short column.

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