Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is 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 inversely proportional to compressive strength inversely proportional to square root of compressive strength directly proportional to square root of compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the effects of temperature variations strength workability the unit weight the effects of temperature variations strength workability the unit weight ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures When shear stress exceeds the permissible limit in a slab, then it is reduced by Using high strength steel Using thinner bars but more in number Increasing the depth Providing shear reinforcement Using high strength steel Using thinner bars but more in number Increasing the depth Providing shear reinforcement ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To minimize the effect of differential settlement, the area of a footing should be designed for Live load + fraction of dead load Dead load + live load Dead load only Dead load + fraction of live load Live load + fraction of dead load Dead load + live load Dead load only Dead load + fraction of live load ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone shear stress tensile stress compressive stress bond stress shear stress tensile stress compressive stress bond stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed load i) shear force at mid span is zero ii) shear force at mid span is maximum iii) torsion at mid span is zero iv) torsion at mid span is maximum The correct answer is (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP