Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by tcr – rcs = tct fcr>fcs>fc. fc5>fcr>fC fcr tcr – rcs = tct fcr>fcs>fc. fc5>fcr>fC fcr ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column Both the capacity of column and ductility of column increase Capacity of column is decreased but ductility of column increases Capacity of column is decreased Ductility of column reduces Both the capacity of column and ductility of column increase Capacity of column is decreased but ductility of column increases Capacity of column is decreased Ductility of column reduces ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? plain hot rolled wires cold drawn wires all have same tensile strength heat treated rolled wires plain hot rolled wires cold drawn wires all have same tensile strength heat treated rolled wires 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 Increasing the depth Using thinner bars but more in number Providing shear reinforcement Using high strength steel Increasing the depth Using thinner bars but more in number Providing shear reinforcement ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete increases the strength All of these reduces the strength does not change the strength increases the strength All of these reduces the strength does not change the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 15% 5% 10% 20% 15% 5% 10% 20% ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS