Three rods, each of area 250 mm², jointly support a 7.5 kN load, as shown in Fig. P-256. Assuming that there was no slack or stress in the rods before the load was applied, find the stress in each rod. Use Est = 200 GPa and Ebr = 83 GPa. Bronze Steel 25° 25° 7.5 KN Bronze 2.75 m Figure P-256

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Problem 256
Three rods, each of area 250 mm², jointly support a 7.5 kN load, as shown in Fig. P-256.
Assuming that there was no slack or stress in the rods before the load was applied, find
the stress in each rod. Use Est = 200 GPa and Ebr = 83 GPa.
Bronze
Steel
25° 25°
7.5 KN
Bronze
2.75 m
Figure P-256
Transcribed Image Text:Problem 256 Three rods, each of area 250 mm², jointly support a 7.5 kN load, as shown in Fig. P-256. Assuming that there was no slack or stress in the rods before the load was applied, find the stress in each rod. Use Est = 200 GPa and Ebr = 83 GPa. Bronze Steel 25° 25° 7.5 KN Bronze 2.75 m Figure P-256
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