1. A steel rod with a cross-sectional area of 140 mm? is placed between two fixed supports. The tensile force at 20°C is 4000 N. What will be the stress at – 15°C? Use E = 200 x 10° MPa and a = 11.7 x 10/ °C. Answer: o = 110.5 MPa

1. A steel rod with a cross-sectional area of 140 mm? is placed between two fixed supports. The tensile force at 20°C is 4000 N. What will be the stress at – 15°C? Use E = 200 x 10° MPa and a = 11.7 x 10/ °C. Answer: o = 110.5 MPa

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter9: Time, Temperature, And Mechanical Properties

Section: Chapter Questions

Problem 9.3P

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1. A steel rod with a cross-sectional area of 140 mm? is placed between two fixed supports. The tensile
force at 20°C is 4000 N. What will be the stress at – 15°C? Use E = 200 x 10³ MPa and a =11.7 x 10°/ °C.
Answer: o = 110.5 MPa

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