Civil Engineering MCQAE Level Civil Engineering

Lateral strain in a bar under uniaxial tensile stress σ is:

Strength of MaterialsLateral Strain FormulaEASY

Choose the correct answer

νσ/E

−νσ/E

σ/νE

νE/σ

B. −νσ/E

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Lateral strain = −ν × (σ/E) = −νσ/E (negative: contraction perpendicular to load).

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