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Week 8, Question 1: For the truss shown in the following figure, the temperature of member BC is raised by 100°C, and member BD is raised by 20 °C. EA-300000 N for all members and a= 1/75000 1/°C. Use the stiffness method to do the following: A B Part 1. C 5 m Calculate the displacements at the joints: a) Az mm b) Ay mm c) B₂ = mm d) By =| mm e) Cz mm Part 2. Calculate the force in each member: a) NAB N b) NAC N c) NBD N d) NBC = N e) NCD f) NAD = N N D 5 m

Week 8, Question 1: For the truss shown in the following figure, the temperature of member BC is raised by 100°C, and member BD is raised by 20 °C. EA-300000 N for all members and a= 1/75000 1/°C. Use the stiffness method to do the following: A B Part 1. C 5 m Calculate the displacements at the joints: a) Az mm b) Ay mm c) B₂ = mm d) By =| mm e) Cz mm Part 2. Calculate the force in each member: a) NAB N b) NAC N c) NBD N d) NBC = N e) NCD f) NAD = N N D 5 m

Structural Analysis
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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Week 8, Question 1: For the truss shown in the following figure, the temperature of member BC is raised by 100°C, and member BD is raised by 20 °C. EA-300000 N for all members and a= 1/75000 1/°C. Use the stiffness method to do the following: A B Part 1. C 5 m Calculate the displacements at the joints: a) Az mm b) Ay mm c) B₂ = mm d) By =| mm e) Cz mm Part 2. Calculate the force in each member: a) NAB N b) NAC N c) NBD N d) NBC = N e) NCD f) NAD = N N D 5 m
Transcribed Image Text:Week 8, Question 1: For the truss shown in the following figure, the temperature of member BC is raised by 100°C, and member BD is raised by 20 °C. EA-300000 N for all members and a= 1/75000 1/°C. Use the stiffness method to do the following: A B Part 1. C 5 m Calculate the displacements at the joints: a) Az mm b) Ay mm c) B₂ = mm d) By =| mm e) Cz mm Part 2. Calculate the force in each member: a) NAB N b) NAC N c) NBD N d) NBC = N e) NCD f) NAD = N N D 5 m
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