Theory of Structures A spring of mean radius 40 mm contains 8 action coils of steel (N = 80000 N/mm²), 4 mm in diameter. The clearance between the coils being 1 mm when unloaded, the minimum compressive load to remove the clearance, is 25 N 30 N 35 N 40 N 25 N 30 N 35 N 40 N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures a uniform circular bar of diameter d and length , which extends by an The deflection of amount under a tensile pull , when it carries the same load at its mid-span, is e²l²/3d² el²/3d² ee²l/3d² el/2d e²l²/3d² el²/3d² ee²l/3d² el/2d ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If E, N, K and 1/m are modulus of elasticity, modulus of rigidity. Bulk modulus and Poisson ratio of the material, the following relationship holds good All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) E = 3K (1 – 2/m) All of these (3/2)K (1 – 2/m) = N (1 + 1/m) E = 2N (1 + 1/m) E = 3K (1 – 2/m) ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is WL3/24EL WL3/3EL WL3/48EL WL3/8EL WL3/24EL WL3/3EL WL3/48EL WL3/8EL ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported rolled steel joist 8 m long carries a uniformly distributed load over it span so that the maximum bending stress is 75 N/mm². If the slope at the ends is 0.005 radian and the value of E = 0.2 × 106 N/mm², the depth of the joist, is 200 mm 300 mm 250 mm 400 mm 200 mm 300 mm 250 mm 400 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The locus of the moment of inertia about inclined axes to the principal axis, is Ellipse Parabola Straight line Circle Ellipse Parabola Straight line Circle ANSWER DOWNLOAD EXAMIANS APP
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