A metal bar of length 100 mm is inserted between two rigid supports and its temperature is increased by 10°C. If the coefficient of thermal expansion is 12 x 10-6 per °C and the Young's modulus is 2 x 105 MPa, the stress in the bar is

A metal bar of length 100 mm is inserted between two rigid supports and its temperature is increased by 10°C. If the coefficient of thermal expansion is 12 x 10-6 per °C and the Young's modulus is 2 x 105 MPa, the stress in the bar is

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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Pressure and Stress

Question

A metal bar of length 100 mm is inserted between
two rigid supports and its temperature is increased
by 10°C. If the coefficient of thermal expansion is 12
x 10-6 per °C and the Young's modulus is 2 x 105
MPa, the stress in the bar is

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