This preview shows page 1. Sign up to view the full content.
Unformatted text preview: a 5 P c 5 (3.5 3 10 2 6 / 8 F)(100 8 F)(18,000 ksi)(2 in. 2 ) 1 1 18 10 2.0 2.0 P c 2 P c 2 P a Problem 2.5-10 A rigid bar ABCD is pinned at end A and supported by two cables at points B and C (see figure). The cable at B has nominal diameter d B 5 12 mm and the cable at C has nominal diameter d C 5 20 mm. A load P acts at end D of the bar. What is the allowable load P if the temperature rises by 60C and each cable is required to have a factor of safety of at least 5 against its ultimate load? ( Note: The cables have effective modulus of elasticity E 5 140 GPa and coefficient of thermal expansion a 5 12 3 10 2 6 /C. Other properties of the cables can be found in Table 2-1, Section 2.2.) P D C B A b 2 b d B d C 2 b A-PDF Split DEMO : Purchase from www.A-PDF.com to remove the watermark...
View Full Document
This note was uploaded on 09/20/2009 for the course COE 3001 taught by Professor Armanios during the Spring '08 term at Georgia Institute of Technology.
- Spring '08