Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 20% 5% 10 % 15% 20% 5% 10 % 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is only (iv) is correct (iii) and (iv) are correct (i) and (ii) are correct only (ii) is correct only (iv) is correct (iii) and (iv) are correct (i) and (ii) are correct only (ii) is correct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures High carbon content in the steel causes increase in tensile strength but decrease in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility decrease in tensile strength but increase in ductility increase in tensile strength but decrease in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility decrease in tensile strength but increase in ductility ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 10 to 15% more 20 to 25% more 15 to 20% more 25 to 50% more 10 to 15% more 20 to 25% more 15 to 20% more 25 to 50% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases bleeding reduces workability increases strength increases shrinkage increases bleeding reduces workability increases strength increases shrinkage ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is inversely proportional to square root of compressive strength directly proportional to compressive strength inversely proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to square root of compressive strength directly proportional to compressive strength inversely proportional to compressive strength directly proportional to square root of compressive strength ANSWER DOWNLOAD EXAMIANS APP