The state of stress at a point is shown in the figure given below. Under plane stress assumption, the normal strain along the thickness direction (εzz) is ________ (rounded off to 2 decimal places). Use the Young's Modulus E = 200 GPa and Poisson's ratio v = 0.27.

GATE 2025 Mechanical Engineering Q56 — Mechanical Engineering

GATE 2025Set MasterQ56NATanswer pendingexplanation soonhard

Mechanical Engineering · Solid Mechanics - Stress and Strain

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Figure from the original GATE 2025 paper. (IIT Roorkee archive)

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stressstrainplane stressPoisson's ratioYoung's Modulus