Q. If a concrete column 200 x 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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Q. A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm², the bending strain energy stored in the bar, is

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Q. A close coil helical spring when subjected to a moment M having its axis along the axis of the helix

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Q. For beams breadth is constant,

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Q. A body is said to be in equilibrium if

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Q. Pick up the correct statement from the following:

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Q. Maximum principal stress theory for the failure of a material at elastic point, is known

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Q. Pick up the correct statement from the following:

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Q. A short column (30 cm x 20 cm) carries a load P1 at 4 cm on one side and another load P2 at 8 cm on the other side along a principal section parallel to longer dimension. If the extreme intensity on either side is same, the ratio of P1 to P2 will be

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Q. Gradually applied static loads do not change with time their

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Q. Slenderness ratio of a long column, is

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Q. The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is

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Q. In case of principal axes of a section

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Q. The ratio of the section modulus of a square section of side B and that of a circular section of diameter D, is

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Q. For a strongest rectangular beam cut from a circular log, the ratio of the width and depth, is

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Q. The ratio of maximum and average shear stresses on a rectangular section, is

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Q. The locus of the moment of inertia about inclined axes to the principal axis, is

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Q. The equivalent length of a column of length L having one end fixed and the other end free, is

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Q. 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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Q. The radius of gyration of a rectangular section (depth D, width B) from a centroidal axis parallel to the width is

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