In the figure, a 131 kg uniform log hangs by two steel wires, A and B, both of radius 1.30 mm. Initially, wire A was 2.70 m long and 2.00 mm shorter than wire B. The log is now horizontal. Young's modulus for steel is 2.00 x 10 N/m2. What are the magnitudes of the forces on it from (a) wire A and (b) wire B? (c) What is the ratio d/dg? Wire A Wire B COm

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter14: Static Equilibrium, Elasticity, And Fracture
Section: Chapter Questions
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In the figure, a 131 kg uniform log hangs by two steel wires, A and B, both of radius
1.30 mm. Initially, wire A was 2.70 m long and 2.00 mm shorter than wire B. The log
is now horizontal. Young's modulus for steel is 2.00 x 1011 N/m2.
What are the magnitudes of the forces on it from (a) wire A and (b) wire B? (c) What
is the ratio dA/dg?
Wire A
Wire B
Com
(a) Number
Units
(b) Number
Units
(c) Number
Units
Transcribed Image Text:In the figure, a 131 kg uniform log hangs by two steel wires, A and B, both of radius 1.30 mm. Initially, wire A was 2.70 m long and 2.00 mm shorter than wire B. The log is now horizontal. Young's modulus for steel is 2.00 x 1011 N/m2. What are the magnitudes of the forces on it from (a) wire A and (b) wire B? (c) What is the ratio dA/dg? Wire A Wire B Com (a) Number Units (b) Number Units (c) Number Units
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