RCC Structures Design If ‘A’ is the sectional area of a pre-stressed rectangular beam provided with a tendon pre-stressed by a force ‘P’ through its centroidal longitudinal axis, the compressive stress in concrete, is P/A A/P P/2A 2A/P P/A A/P P/2A 2A/P ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is Kx (1 + x/l) + bw K/x (1 + x/d) + bw Kx (1 - x/l) + bw All listed here Kx (1 + x/l) + bw K/x (1 + x/d) + bw Kx (1 - x/l) + bw All listed here ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than 42 diameters from the outer edge of the column 42 diameters from the centre of the column 24 diameters from the centre of the column 42 diameters from the inner edge of the column 42 diameters from the outer edge of the column 42 diameters from the centre of the column 24 diameters from the centre of the column 42 diameters from the inner edge of the column ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If p₁ and p₂ are mutually perpendicular principal stresses acting on a soil mass, the normal stress on any plane inclined at angle θ° to the principal plane carrying the principal stress p₁, is: [(p₁ - p₂)/2] + [(p₁ + p₂)/2] sin 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] sin 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] cos 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] cos 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] sin 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] sin 2θ [(p₁ - p₂)/2] + [(p₁ + p₂)/2] cos 2θ [(p₁ + p₂)/2] + [(p₁ - p₂)/2] cos 2θ ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The system in which high tensile alloy steel bars (silica manganese steel) are used as pre-stressing tendons, is known as Lee-McCall system C.L. standard system Freyssinet system Magnel-Blaton system Lee-McCall system C.L. standard system Freyssinet system Magnel-Blaton system ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by 0.5 0.7 0.6 0.4 0.5 0.7 0.6 0.4 ANSWER DOWNLOAD EXAMIANS APP
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