A circular aluminum tube of length L 5 650 mm is loaded in com-pression by forces P. The outside and inside diameters are 80 mm and 68 mm, respectively. A strain gage on the outside of the bar records a nor-mal strain in the longitudinal direction of 400 3 1026. The shortening of the bar is approximately:



(A) 0.12 mm

(B) 0.26 mm

(C) 0.36 mm

(D) 0.52 mm


(B) 0.26 mm

Physics & Space Science

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