The rigid beam in (Figure 1) is supported by the three suspender bars. Bars AB and EF are made of aluminum and bar CD is made of steel. al B P = st D Value 0.75 m 0.75 m 0.75 m 0.75 m PV al 2P F If each bar has a cross-sectional area of 415 mm², determine the maximum value of P if the allowable stress is (allow)st = 190 MPa for the steel and (allow)al = 150 MPa for the aluminum. Est = 200 GPa El = 70 GPa. Express your answer to three significant figures and include appropriate units. Units 2 m E ?

The rigid beam in (Figure 1) is supported by the three suspender bars. Bars AB and EF are made of aluminum and bar CD is made of steel. al B P = st D Value 0.75 m 0.75 m 0.75 m 0.75 m PV al 2P F If each bar has a cross-sectional area of 415 mm², determine the maximum value of P if the allowable stress is (allow)st = 190 MPa for the steel and (allow)al = 150 MPa for the aluminum. Est = 200 GPa El = 70 GPa. Express your answer to three significant figures and include appropriate units. Units 2 m E ?

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Pressure and Stress

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The rigid beam in (Figure 1) is supported by the three suspender bars. Bars AB and EF are made of aluminum and bar CD is
made of steel.
al
B
st
μA
D
0.75 m 0.75 m 0.75 m 0.75 m
PV
P= Value
al
2P
F
If each bar has a cross-sectional area of 415 mm², determine the maximum value of P if the allowable stress is
(allow)st = 190 MPa for the steel and (allow)al = 150 MPa for the aluminum. Est = 200 GPa El = 70 GPa.
Express your answer to three significant figures and include appropriate units.
Units
2 m
E
?

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