A bridge truss extends x = 205 m across a river (shown in the figure below) where 0 = 43°. The structure is free to slide horizontally to permit thermal expansion. The structural components are connected by pin joints, and the masses of the bars are small compared with the mass of a 1285 kg car at the center. Calculate the force of tension or compression in each structural component (in N). TAB= TAC = TBC=1 Tec TBD = Тое = TDC= TEC-1 = N-Select- N-Select- tension N compression N-Select-v N-Select- N-Select- V N -Select--- V (

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
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Chapter9: Moments And Products Of Inertia Of Areas
Section: Chapter Questions
Problem 9.78P: The L806010-mm structural angle has the following cross-sectional properties:...
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A bridge truss extends x = 205 m across a river (shown in the figure below) where 0 = 43°. The structure is free to slide horizontally to permit thermal expansion. The structural components are connected by pin joints,
and the masses of the bars are small compared with the mass of a 1285 kg car at the center. Calculate the force of tension or compression in each structural component (in N).
TAB =
TAC =
T.
TBC =
TBD =
TDE=
Тое
Тос
TEC
=
EPA
-Select---
...
N---Select-
tension
N
N --Select--
N--Select--- ✓
N--Select---
N--Select--
compression
i
Transcribed Image Text:A bridge truss extends x = 205 m across a river (shown in the figure below) where 0 = 43°. The structure is free to slide horizontally to permit thermal expansion. The structural components are connected by pin joints, and the masses of the bars are small compared with the mass of a 1285 kg car at the center. Calculate the force of tension or compression in each structural component (in N). TAB = TAC = T. TBC = TBD = TDE= Тое Тос TEC = EPA -Select--- ... N---Select- tension N N --Select-- N--Select--- ✓ N--Select--- N--Select-- compression i
and the masses of the
bars are small
compared with the
mass of a 1285kg car
at the center.
Calculate the force of
tension or
compression in each
structural component
(in N).
Transcribed Image Text:and the masses of the bars are small compared with the mass of a 1285kg car at the center. Calculate the force of tension or compression in each structural component (in N).
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