EXAMIANS
A cantilever of length ‘L’ is subjected to a bending moment ‘M’ at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is
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Inertia of a rectangular section of width and depth about an axis passing the moment of through C.G. and parallel to its width is
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Flat spiral springs
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A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is:
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The forces in the members of simple trusses, may be analysed by
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Beams composed of more than one material, rigidly connected together so as to behave as one piece, are known as
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If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm² total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm² and Es is 15 Ec
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The locus of reaction of a two hinged semi-circular arch, is
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The ratio of the length and depth of a simply supported rectangular beam which experiences maximum bending stress equal to tensile stress, due to same load at its mid span, is
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The point of contraflexure is the point where
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