What is the shortening d of the bar

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Reference no: EM131170947

A circular tube of length L = 0.5 m is loaded in compression forces P (see figure). The outside and inside diameters are 30 mm and 25 mm, respectively. A strain gage is placed on the outside of the bar to measure normal strains in the longitudinal direction.

(a) If the measured strain is ? = 900 X 10^{- 6}, what is the shortening δ of the bar?

(b) If the compressive stress in the bar is intended to be 60 MPa, what should be the load P?

Reference no: EM131170947

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