Situation 1: A horizontal bar of negligible mass, hinged at A in the figure and assumed rigid, is supported by a bronze rod 2 m long and a steel rod 1 m long. Use the data in the accompanying table. Bronze 2 m Steel 600 mm2 200 GPa Bronze 300 mm2 83 GPa Steel .1m Area, A Modulus of elasticity, E 0.60 m 1 m 0.80 m 3. Which of the following most nearly gives the 50 kN stress in the steel? a. 153.17 MPa b. 191.82 MPa c. 175.61 MPa d. 209.33 MPa 4. Which of the following most nearly gives the stress in bronze? c. 84.76 MPa d. 106.13 MPa 5. Which of the following most nearly gives the elongation of the bronze? a. 115.84 MPa b. 97.18 MPa a. 2.56 mm b. 2.79 mm c. 2.04 mm d. 2.34 mm
Situation 1: A horizontal bar of negligible mass, hinged at A in the figure and assumed rigid, is supported by a bronze rod 2 m long and a steel rod 1 m long. Use the data in the accompanying table. Bronze 2 m Steel 600 mm2 200 GPa Bronze 300 mm2 83 GPa Steel .1m Area, A Modulus of elasticity, E 0.60 m 1 m 0.80 m 3. Which of the following most nearly gives the 50 kN stress in the steel? a. 153.17 MPa b. 191.82 MPa c. 175.61 MPa d. 209.33 MPa 4. Which of the following most nearly gives the stress in bronze? c. 84.76 MPa d. 106.13 MPa 5. Which of the following most nearly gives the elongation of the bronze? a. 115.84 MPa b. 97.18 MPa a. 2.56 mm b. 2.79 mm c. 2.04 mm d. 2.34 mm
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Situation 1: A horizontal bar of negligible mass,
hinged at A in the figure and assumed rigid, is
supported by a bronze rod 2 m long and a steel rod
1 m long. Use the data in the accompanying table.
Bronze 2 m
Steel
600 mm2
200 GPa
Bronze
300 mm2
83 GPa
Steel .1m
Area, A
Modulus of
elasticity,
E
0.60 m
1 m
0.80 m
3. Which of the following most nearly gives the
50 kN
stress in the steel?
a. 153.17 MPa
b. 191.82 MPa
c. 175.61 MPa
d. 209.33 MPa
4. Which of the following most nearly gives the stress in bronze?
c. 84.76 MPa
a. 115.84 MPa
b. 97.18 MPa
d. 106.13 MPa
5. Which of the following most nearly gives the elongation of the bronze?
a. 2.56 mm
b. 2.79 mm
c. 2.04 mm
d. 2.34 mm
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