Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress To impart initial compressive stress in concrete To resist tensile stresses All of these To provide adequate bond stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ± 15% of average ± 10% of average ±5% of average ±20% of average ± 15% of average ± 10% of average ±5% of average ±20% of average 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 (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are correct (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are 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 Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is M10 M20 M25 M15 M10 M20 M25 M15 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the foundations of all the columns of a structure are designed on the total live and dead load basis, then the settlement of interior columns will be more than exterior columns there will be no settlement of columns the settlement of exterior columns will be more than interior columns there will be no differential settlement the settlement of interior columns will be more than exterior columns there will be no settlement of columns the settlement of exterior columns will be more than interior columns there will be no differential settlement ANSWER DOWNLOAD EXAMIANS APP