A metal bar of length 100 mm is inserted betweenincreased by 10°C. If the coefficient of thermalexpansion is 12 × 106 per °C and the Young'stwo rigid supports and its temperature isincreased by 10°C. If the coefficient of thermalexpansion is 12 × 10-6 per °C and the Youna'smodulus is 2 x105 MPa, the stress in the bar is(a) zero(c) 24 MPa(b) 12 MPa(d) 2400 MPa

Given data : Coefficient of thermal expansion (α)=12×10-6 per ∘CYoungs Modulus (E)=2×105…

Answered: increased by 10°C. If the coefficient…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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increased by 10°C. If the coefficient of thermal A metal bar of length 100 mm is inserted between expansion is 12 × 10-6 per °C and the Young's two rigid supports and its temperature is (a) zero (c) 24 MPa modulus is 2 x 105 MPa, the stress in the bar is (b) 12 MPa (d) 2400 MPa