Physics, 19.07.2019 18:10 izzyisawesome5232
1) at an axial load of 22 kn, a 15‐mm‐thick x 45‐mm‐ide polyimide polymer bar elongates 3.0 mm while the bar width contracts 0.25 mm. the bar is 200 mm long. at the 22‐kn load, the stress in the polymer bar is less than its proportional limit. determine: a) the modulus of elasticity b) poisson’s ratio c) the change in the bar thickness
Answers: 3
![\varepsilon _{l0}=[tex]\frac{3}{200}](/tpl/images/0108/7608/4ebf3.png)
=0.015
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1) at an axial load of 22 kn, a 15‐mm‐thick x 45‐mm‐ide polyimide polymer bar elongates 3.0 mm while...
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