Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 5% 10 % 15% 20% 5% 10 % 15% 20% 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 M20 M10 M15 M25 M20 M10 M15 M25 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The approximate value of the ratio between direct tensile strength and flexural strength is 0.5 0.33 1 0.75 0.5 0.33 1 0.75 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be 750 mm more than 1 m 900 mm 600 mm 750 mm more than 1 m 900 mm 600 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the column or the strut is the member whose effective length is greater than 2 times the least lateral dimension The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension 2 times the least lateral dimension The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete does not change the strength All of these increases the strength reduces the strength does not change the strength All of these increases the strength reduces the strength ANSWER DOWNLOAD EXAMIANS APP