Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is inversely proportional to compressive strength inversely proportional to square root of compressive strength directly proportional to square root of compressive strength directly proportional to compressive strength inversely proportional to compressive strength inversely proportional to square root of compressive strength directly proportional to square root of compressive strength directly proportional to compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed by i) maximum bending moment ii) shear force iii) punching shear The correct answer is only (i) (i), (ii) and (iii) (i) and (ii) (i) and (iii) only (i) (i), (ii) and (iii) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome) 2wR/d wR/2d wR / 4d wR/d 2wR/d wR/2d wR / 4d wR/d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively both compressive tensile and compressive both tensile compressive and tensile both compressive tensile and compressive both tensile compressive and tensile ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The average permissible stress in bond for plain bars in tension is increased by 10% for bars in compression decreased by 25% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression increased by 10% for bars in compression decreased by 25% for bars in compression decreased by 10% for bars in compression increased by 25% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is 50 mm 120 mm 100 mm 75 mm 50 mm 120 mm 100 mm 75 mm ANSWER DOWNLOAD EXAMIANS APP