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 A/P P/2A 2A/P P/A A/P P/2A 2A/P P/A ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The maximum permissible size of aggregates to be used in casting the ribs of a slab, is 10 mm 7.5 mm 15 mm 5 mm 10 mm 7.5 mm 15 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A foundation is called shallow if its depth, is Half of its width Equal to its width One-fourth of its width Three-fourth of its width Half of its width Equal to its width One-fourth of its width Three-fourth of its width ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design For stairs spanning l meters longitudinally between supports at the bottom and top of a flight carrying a load w per unit horizontal area, the maximum bending moment per metre width, is ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If d is the diameter of a bar, ft is allowable tensile stress and fb, is allowable bond stress, the bond length is given by (π/4). (ft .d3/fb) π ft .d²/fb ft .d/4fb (π/4). (ft .d/fb) (π/4). (ft .d3/fb) π ft .d²/fb ft .d/4fb (π/4). (ft .d/fb) ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design In a singly reinforced beam Plane sections transverse to the centre line of the beam before bending remain plane after bending Compression is borne entirely by concrete Elastic moduli for concrete and steel have different values within the limits of deformation of the beam Steel possesses initial stresses when embedded in concrete Plane sections transverse to the centre line of the beam before bending remain plane after bending Compression is borne entirely by concrete Elastic moduli for concrete and steel have different values within the limits of deformation of the beam Steel possesses initial stresses when embedded in concrete ANSWER DOWNLOAD EXAMIANS APP