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 Straight line formula Parabolic formula Rankine Perry Straight line formula Parabolic formula ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The load on a spring per unit deflection, is called Proof stress Proof resilience Proof load Stiffness Proof stress Proof resilience Proof load Stiffness ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures For the close coil helical spring of the maximum deflection is WD3n/d4N 8WD3n/d4N 4W²D3n/d4N 2WD3n/d4N WD3n/d4N 8WD3n/d4N 4W²D3n/d4N 2WD3n/d4N ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a three hinged parabolic arch, (span l, rise h) is carrying a uniformly distributed load w/unit length over the entire span, B.M. will be zero throughout Horizontal thrust is wl2/8h S.F. will be zero throughout All of these B.M. will be zero throughout Horizontal thrust is wl2/8h S.F. will be zero throughout All of these 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 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 Maximum compressive stress at the section Depth of the section ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A simply supported beam A carries a point load at its mid span. Another identical beam B carries the same load but uniformly distributed over the entire span. The ratio of the maximum deflections of the beams A and B, will be 5/8 2/3 8/5 3/2 5/8 2/3 8/5 3/2 ANSWER DOWNLOAD EXAMIANS APP