Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ? all have same tensile strength plain hot rolled wires heat treated rolled wires cold drawn wires all have same tensile strength plain hot rolled wires heat treated rolled wires cold drawn wires ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is M25 M20 M15 M10 M25 M20 M15 M10 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete increases the strength does not change the strength All of these reduces the strength increases the strength does not change the strength All of these reduces the strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 20 m 60 m 45 m 30 m 20 m 60 m 45 m 30 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If a beam fails in bond, then its bond strength can be increased most economi-cally by increasing the depth of beam providing vertical stirrups using thinner bars but more in number using thicker bars but less in number increasing the depth of beam providing vertical stirrups using thinner bars but more in number using thicker bars but less in number ANSWER DOWNLOAD EXAMIANS APP