The compound bar, composed ot the three segments shown, is initially stress-free. Compute the stress in segment if the temperature drops 25°C. Assume that the walls do not yield and use the following...

calculate the stress in steel and the forces resisted by steel. the answer in the book is not the same in the choices

The compound bar, composed ot the three segments shown, is initially stress-free. Compute the stress in<br>segment if the temperature drops 25°C. Assume that the walls do not yield and use the following data:<br>A (mm?)<br>a (/°C)<br>11.7x106<br>E (GPa)<br>Steel<br>800<br>200<br>Bronze<br>1400<br>19.0 x106<br>83<br>Aluminum<br>2000<br>23. 0 х105<br>70<br>800 mm<br>→<500 mm<br>+ 400 mm→<br>Steel<br>Bronze<br>Aluminum<br>Select one:<br>O a. 11.94 MPa<br>O b. 81.34 MPa<br>O C. 59.21 MPa<br>O d. 15.92 MPa<br>

Extracted text: The compound bar, composed ot the three segments shown, is initially stress-free. Compute the stress in segment if the temperature drops 25°C. Assume that the walls do not yield and use the following data: A (mm?) a (/°C) 11.7x106 E (GPa) Steel 800 200 Bronze 1400 19.0 x106 83 Aluminum 2000 23. 0 х105 70 800 mm →<500 mm="" +="" 400="" mm→="" steel="" bronze="" aluminum="" select="" one:="" o="" a.="" 11.94="" mpa="" o="" b.="" 81.34="" mpa="" o="" c.="" 59.21="" mpa="" o="" d.="" 15.92="">

Jun 11, 2022

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The compound bar, composed ot the three segments shown, is initially stress-free. Compute the stress in segment if the temperature drops 25°C. Assume that the walls do not yield and use the following...

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