Theory of Structures A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is 2.5 cm 1.5 cm 1 cm 2 cm 2.5 cm 1.5 cm 1 cm 2 cm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of the moment of inertia about inclined axes to the principal axis, is Circle Parabola Straight line Ellipse Circle Parabola Straight line Ellipse ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures parabolic arch of span and rise , is given by The equation of a y = 4h/l² × (1 – x) y = 3h/l² × (1 – x) y = 2h/l² × (1 – x) y = h/l² × (1 – x ) y = 4h/l² × (1 – x) y = 3h/l² × (1 – x) y = 2h/l² × (1 – x) y = h/l² × (1 – x ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The general expression for the B.M. of a beam of length l is the beam carries M = (wl/2) x – (wx²/2) None of these An isolated load at mid span A load varying linearly from zero at one end to w at the other end A uniformly distributed load w/unit length None of these An isolated load at mid span A load varying linearly from zero at one end to w at the other end A uniformly distributed load w/unit length ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A rolled steel joist is simply supported at its ends and carries a uniformly distributed load which causes a maximum deflection of 10 mm and slope at the ends of 0.002 radian. The length of the joist will be, 14 M 13 M 15 M 16 m 14 M 13 M 15 M 16 m ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The moment of inertia of a triangular section (height h, base b) about its base, is b³h/12 b²h/12 bh²/12 bh³/12 b³h/12 b²h/12 bh²/12 bh³/12 ANSWER DOWNLOAD EXAMIANS APP