2,58 The composite bar, firmly attached to unyielding supports, is initially stress- free. What maximum axial load P can be applied if the allowable stresses are 80 MPa for aluminum and 144 MPa for steel? 304.56KN -

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Steel
A = 2000 mm2
Aluminum
A = 900 mm2
A = 1800 mm2
E = 200 GPa
A = 1125 mm²
P
P2
E =70 GPa
A
P.
500 mm
+250 mm-
-450 mm
360 mm-
FIG. P2.57, P2.58
FIG. P2.59
2.57 The composite bar is firmly attached to unyielding supports. Compute the
stress in each material caused by the application of the axial load P = 320 kN.
%3D
2,58 The composite bar, firmly attached to unyielding supports, is initially stress-
free. What maximum axial load P can be applied if the allowable stresses are 80 MPa
for aluminum and 144 MPa for steel?
304.56KN.
Transcribed Image Text:Steel A = 2000 mm2 Aluminum A = 900 mm2 A = 1800 mm2 E = 200 GPa A = 1125 mm² P P2 E =70 GPa A P. 500 mm +250 mm- -450 mm 360 mm- FIG. P2.57, P2.58 FIG. P2.59 2.57 The composite bar is firmly attached to unyielding supports. Compute the stress in each material caused by the application of the axial load P = 320 kN. %3D 2,58 The composite bar, firmly attached to unyielding supports, is initially stress- free. What maximum axial load P can be applied if the allowable stresses are 80 MPa for aluminum and 144 MPa for steel? 304.56KN.
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