Q. If a circular beam of diameter d experiences a longitudinal strain P/E and a lateral strain 2P/mE , the volumetric strain is

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Q. If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is given by

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Q. The B.M. diagram of the beam shown in below figure, is

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Q. If S is the shear force at a section of an I-joist, having web depth d and moment of inertia I about its neutral axis, the difference between the maximum and mean shear stresses in the web is,

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Q. A solid circular shaft of diameter d is subjected to a torque T. The maximum normal stress induced in the shaft, is

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Q. If p is the internal pressure in a thin cylinder of diameter d and thickness t, the developed hoop stress, is

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Q. Maximum deflection of a

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Q. The maximum deflection of

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Q. If two tensile forces mutually perpendicular act on a rectangular parallelopiped bar are equal, the resulting elongation of the pipe, is

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Q. As compared to uniaxial tension or compression, the strain energy stored in bending is only

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Q. The ratio of strengths of solid to hollow shafts, both having outside diameter D and hollow having inside diameter D/2, in torsion, is

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Q. The weakest section of a diamond riveting, is the section which passes through

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Q. In a loaded beam, the point of con-traflexture occurs at a section where

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Q. A simply supported beam of span L carries a concentrated load W at its mid-span. The maximum bending moment M is

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Q. The ratio of the maximum deflections of a beam simply supported at its ends with an isolated central load and that of with a uniformly distributed load over its entire length, is

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Q. The shape of the bending moment diagram over the length of a beam, carrying a uniformly distributed load is always

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Q. Influence lines are drawn for structures

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Q. A shaft turning 150 r.p.m. is subjected to a torque of 150 kgm. Horse power transmitted by the shaft is

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Q. A simply supported beam carrying a uniformly distributed load over its whole span, is propped at the centre of the span so that the beam is held to the level of the end supports. The reaction of the prop will be

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Q. The range within which a load can be applied on a rectangular column, to avoid any tensile stress, is

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