Strength of Materials - Buckling
GATE Mechanical Engineering · 4 questions across 2 years (2018-2019) · 5% recurrence rate
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2018–2019Difficulty mix
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All 4 questions on Strength of Materials - Buckling
Consider a prismatic straight beam of length L = π m, pinned at the two ends as shown in the figure. The beam has a square cross-section of side p = 6 mm. The Young's modulus E = 200 GPa, and the coefficient of thermal e...
The minimum axial compressive load, $P$, required to initiate buckling for a pinned-pinned slender column with bending stiffness $EI$ and length $L$ is
A steel column of rectangular section (15 mm × 10 mm) and length 1.5 m is simply supported at both ends. Assuming modulus of elasticity, E = 200 GPa for steel, the critical axial load (in kN) is ________ (correct to two...
An initially stress-free massless elastic beam of length L and circular cross-section with diameter d (d <<< L) is held fixed between two walls as shown. The beam material has Young's modulus E and coefficient of thermal...