Problem 10Problem 8.3-5 A strain gage is installed in the longitudinal direction on the surfaceof an aluminum beverage can (see figure). The radius-to-thickness ratio of the can is200. When the lid of the can is popped open, the strain changes by E, = 170 x 10-.What was the internal pressure p in the can? (Assume E = 10 x 10° psiand v = 0.33.)Soda Pop

Given data as per question Radius to thickness ratio = 200

Answered: Problem 10 Problem 8.3-5 A strain gage…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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2. An Aluminum-alloy block is loaded as shown in the figure. The application of this load produces a tensile strain of 500 x 10 at gage A. Calculate the magnitude of the applied load P. Let E = 100GPa 400mm 120 Gage A P 20mm
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The flat bar shown in the figure is subjected to tensile forces P = 3000 lb. The bar has thickness t = 0.25 in. a) If the designer wants to make a stepped bar with shoulder fillets as shown in the figure, determine R the maximum stresses for fillet radii R = 0.25 in. P and R = 0.5 in. if the bar widths are b = 4.0 in. and c = 2.5 in. b) Comment on the relation between the stress and the fillet radius each time it is increased. c) What is the factor of safety for each fillet radius if the part is made of cast iron Sut = 30 ksi? Solution: 3.0 2.8 D/d = 2 1.15 D. 2.6 1.5 2.4 2.2 - 1.05 O nom %3D %3D td к, 2.0 3.0 1.8 E 1.6 E 1.01 1.4 E 1.2 1.0 0.05 0.10 0.15 0.20 0.25 0.30 r/d
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