Theory of Structures For calculating the allowable stress of long columns σ0 = σy/n [1 - a (1/r)²]is the empirical formula, known as Rankine Perry Parabolic formula Straight line formula Rankine Perry Parabolic formula Straight line formula 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 1/2 1/3 2/3 1/4 1/2 1/3 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP
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 ωl²/8h ωl²/16h ωl²/12h ωl²/4h ωl²/8h ωl²/16h ωl²/12h ωl²/4h 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 Maximum compressive stress at the section Depth of the section Depth of the neutral axis Maximum tensile stress at the section Maximum compressive stress at the section Depth of the section Depth of the neutral axis Maximum tensile stress at the section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The yield moment of a cross section is defined as the moment that will just produce the yield stress in The outer most fibre of the section The fibre everywhere The inner most fibre of the section The neutral fibre of the section The outer most fibre of the section The fibre everywhere The inner most fibre of the section The neutral fibre of the section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The strain energy due to volumetric strain Is inversely proportional to Bulk modulus Is directly proportional to the volume All of these Is directly proportional to the square of exerted pressure Is inversely proportional to Bulk modulus Is directly proportional to the volume All of these Is directly proportional to the square of exerted pressure ANSWER DOWNLOAD EXAMIANS APP