A rigid beam is supported by two elastic bars.If the temperature of these elastic bars increasesby AT = 30 °C, and a force F is applied as shown,a) Draw the free body diagrams.b) Find the normal stresses in the bars.c) Determine the factors of safety of the bars.GHGIVEN: a=20 cm, b=30 cm, c=20 cm, (1=50 cm,E1,(2=40 cm, F = 1 kN,E2,A1(2A2Bar BG: A=10 cm?, E=2x107 N/em?,O1=16x106 1/°C,Call ten. =9000 N/cm?, Gall.comp.=10000 N/cm?Bar CH: A2=802=11x10-6 1/°C,RigidAВDcm', E2=1×10 N/cm²,Oall ten.=7000 N/cm2, Gall.comp.-8000 N/cm2aF

Given: a = 20 cm b = 30 cm c = 20 cm l1 = 50 cm l2 = 40 cm F = 1 kN Bar BG: A1 = 10 cm2 E1 = 2 *…

A rigid beam is supported by two elastic bars. If the temperature of these elastic bars increases by AT = 30 °C, and a force F is applied as shown, a) Draw the free body diagrams. b) Find the normal stresses in the bars. c) Determine the factors of safety of the bars. GIVEN: a=20 cm, b-30 cm, c=20 cm, (1=50 cm, (-40 cm, F 1 kN, Bar BG: A=10 cm?, E=2x107 N/em?, du=16×106 1/°C, Oall ren =9000 N/cm?, Gall.comp=10000 N/cm? Bar CH: Az-8 cm', Ez-1×107 N/cm, 02=11x10-6 1/°C, Oall ten=7000 N/cm?, Gall.comp.=8000 N/cm2 ten.

A rigid beam is supported by two elastic bars. If the temperature of these elastic bars increases by AT = 30 °C, and a force F is applied as shown, a) Draw the free body diagrams. b) Find the normal stresses in the bars. c) Determine the factors of safety of the bars. GIVEN: a=20 cm, b-30 cm, c=20 cm, (1=50 cm, (-40 cm, F 1 kN, Bar BG: A=10 cm?, E=2x107 N/em?, du=16×106 1/°C, Oall ren =9000 N/cm?, Gall.comp=10000 N/cm? Bar CH: Az-8 cm', Ez-1×107 N/cm, 02=11x10-6 1/°C, Oall ten=7000 N/cm?, Gall.comp.=8000 N/cm2 ten.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter2: Axially Loaded Members

Section: Chapter Questions

Problem 2.3.10P: A two-story building has steel columns AB in the first floor and BC in the second floor, as shown in...

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