Theory of Structures There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of 1 : 1½ : 2 None of these 2 : 1½ : 1 1 : 1 : 2 1 : 1½ : 2 None of these 2 : 1½ : 1 1 : 1 : 2 ANSWER DOWNLOAD EXAMIANS APP
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 35 N 40 N 30 N 25 N 35 N 40 N 30 N 25 N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A body is said to be in equilibrium if None of these It rotates about its C.G. It moves horizontally It moves vertically None of these It rotates about its C.G. It moves horizontally It moves vertically ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures Inertia of a rectangular section of width and depth about an axis passing the moment of through C.G. and parallel to its width is BD³/6 B²D/6 BD³/12 BD²/6 BD³/6 B²D/6 BD³/12 BD²/6 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures 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 511 N mm 611 N mm 411 N mm 711 N mm 511 N mm 611 N mm 411 N mm 711 N mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures 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 2/3 1/2 1/3 1/4 2/3 1/2 1/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
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