A uniformly-distributed load w is supported by a structure consisting of rigid bar BDF and three rods. Rods (1) and (2) are 15-mm- diameter stainless steel rods that have an elastic modulus of E = 198 GPa. Rod (3) is a 22-mm-diameter bronze rod that has an elastic modulus of E = 108 GPa. Use a = 1.4 m and L = 2.7 m. For a load magnitude of w = 28 kN/m, calculate (a) the normal stress in each rod. (b) the vertical deflection of the rigid bar at F. 2a (1) |(3) D Answers: ( a) σ1-i MPa, 02 = i MPa, and o3 = i MPa (b) VF = i mm
A uniformly-distributed load w is supported by a structure consisting of rigid bar BDF and three rods. Rods (1) and (2) are 15-mm- diameter stainless steel rods that have an elastic modulus of E = 198 GPa. Rod (3) is a 22-mm-diameter bronze rod that has an elastic modulus of E = 108 GPa. Use a = 1.4 m and L = 2.7 m. For a load magnitude of w = 28 kN/m, calculate (a) the normal stress in each rod. (b) the vertical deflection of the rigid bar at F. 2a (1) |(3) D Answers: ( a) σ1-i MPa, 02 = i MPa, and o3 = i MPa (b) VF = i mm
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Question
![A uniformly-distributed load w is supported by a structure consisting of rigid bar BDF and three rods. Rods (1) and (2) are 15-mm-
diameter stainless steel rods that have an elastic modulus of E = 198 GPa. Rod (3) is a 22-mm-diameter bronze rod that has an elastic
modulus of E = 108 GPa. Use a = 1.4 m and L = 2.7 m. For a load magnitude of w = 28 kN/m, calculate (a) the normal stress in each rod.
(b) the vertical deflection of the rigid bar at F.
2a
(1)
|(2)
(3)
Answers:
(a) 01 = i
MPa, 02 = i
МPа, and og- i
MPa
(b) VẸ =
mm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb8a8cd65-6898-450f-aa15-4e41d37e27e0%2Faced0bff-ecb3-4a2e-96c4-8826db91baeb%2Fb4y83s8_processed.png&w=3840&q=75)
Transcribed Image Text:A uniformly-distributed load w is supported by a structure consisting of rigid bar BDF and three rods. Rods (1) and (2) are 15-mm-
diameter stainless steel rods that have an elastic modulus of E = 198 GPa. Rod (3) is a 22-mm-diameter bronze rod that has an elastic
modulus of E = 108 GPa. Use a = 1.4 m and L = 2.7 m. For a load magnitude of w = 28 kN/m, calculate (a) the normal stress in each rod.
(b) the vertical deflection of the rigid bar at F.
2a
(1)
|(2)
(3)
Answers:
(a) 01 = i
MPa, 02 = i
МPа, and og- i
MPa
(b) VẸ =
mm
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