Concrete Technology and Design of Concrete Structures When shear stress exceeds the permissible limit in a slab, then it is reduced by Using thinner bars but more in number Providing shear reinforcement Increasing the depth Using high strength steel Using thinner bars but more in number Providing shear reinforcement Increasing the depth Using high strength steel ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 20 mm 25 mm 50mm 15 mm 20 mm 25 mm 50mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete both forces of tension and compres-sion as well as lever arm change forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change forces of tension and compressions remain unchanged but lever arm changes with the moment both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compression change but lever arm remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Stress strain curve of high tensile steel does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 0.1% proof stress has a definite yield point does not show definite yield point but yield point is defined by 2% proof stress, does not show definite yield point but yield point is defined by 0.2% proof stress does not show definite yield point but yield point is defined by 0.1% proof stress has a definite yield point does not show definite yield point but yield point is defined by 2% proof stress, ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To provide adequate bond stress 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 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 0.75 1 0.33 0.5 0.75 1 0.33 0.5 ANSWER DOWNLOAD EXAMIANS APP