Q. If the width of a simply supported beam carrying an isolated load at its centre is doubled, the deflection of the beam at the centre is changed by

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Q. For a simply supported beam of length L, the bending moment M is described as M = a (x - x³/L²), 0 ≤ x < L; where a is a constant. The shear force will be zero at

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Q. The deflection of any rectangular beam simply supported, is

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Q. If a rectangular beam measuring 10 x 18 x 400 cm carries a unformly distributed load such that the bending stress developed is 100 kg/cm². The intensity of the load per metre length, is

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Q. A uniform girder simply supported at its ends is subjected to a uniformly distributed load over its entire length and is propped at the centre so as to neutralise the deflection. The net B.M. at the centre will be

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Q. A beam of length L is pinned at both ends and is subjected to a concentrated bending couple of moment M at its centre. The maximum bending moment in the beam is

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Q. If two forces acting at a joint are not along the straight line, then for the equilibrium of the joint

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Q. If the shear force along a section of a beam is zero, the bending moment at the section is

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Q. When loads are applied proportionately to a frame structure containing its members in one plane, the structure is called

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Q. The shear stress at any section of a shaft is maximum

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Q. The region of the cross-section of a column in which compressive load may be applied without producing any tensile stress, is known as the core of the cross-section. In circular columns the radius of the core, is

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Q. A beam is said to be of uniform strength, if

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Q. In a tension test, the yield stress is 300 kg/cm², in the octa hedral shear stress at the point is:

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Q. The maximum twisting moment a shaft can resist, is the product of the permissible shear stress and

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Q. For a simply supported beam with a central load, the bending moment is

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Q. For a given material Young's modulus is 200 GN/m² and modulus of rigidity is 80 GN/m². The value of Poisson's ratio is

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Q. The ratio of the moment of inertia of a circular plate and that of a square plate for equal depth, is

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Q. The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length, is

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Q. A three-hinged arch is said to be :

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Q. The shape of the bending moment diagram over the length of a beam, having no external load, is always

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