Theory of Structures A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is ωl²/16h ωl²/12h ωl²/4h ωl²/8h ωl²/16h ωl²/12h ωl²/4h ωl²/8h ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D’. Distances AD, DD’ and AD’ when measured were 4 cm, 3 cm and 5 cm respectively. The angle between the reactions at A and B is 90° 60° 45° 30° 90° 60° 45° 30° ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A load of 1960 N is raised at the end of a steel wire. The minimum diameter of the wire so that stress in the wire does not exceed 100 N/mm² is: 4.0 mm 4.5 mm 5.0 mm 5.5 mm 4.0 mm 4.5 mm 5.0 mm 5.5 mm ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A lift of weight W is lifted by a rope with an acceleration f. If the area of cross-section of the rope is A, the stress in the rope is [W (1 + f/ G)]/ A [W (2 + f/G)]/A (1 – g/f)/A [W (2 + g/f)]/A [W (1 + f/ G)]/ A [W (2 + f/G)]/A (1 – g/f)/A [W (2 + g/f)]/A ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures P = 4π² EI/L² is the equation of Euler's crippling load if One end is fixed and other end is hinged Both the ends are hinged Both the ends are fixed One end is fixed and other end is free One end is fixed and other end is hinged Both the ends are hinged Both the ends are fixed One end is fixed and other end is free ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures At any point of a beam, the section modulus may be obtained by dividing the moment of inertia of the section by Depth of the neutral axis Depth of the section Maximum compressive stress at the section Maximum tensile stress at the section Depth of the neutral axis Depth of the section Maximum compressive stress at the section Maximum tensile stress at the section ANSWER DOWNLOAD EXAMIANS APP
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