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 As compared to ordinary portland cement, high alumina cement has lower initial setting time but higher final setting time higher initial setting time but lower final setting time lower initial and final setting times higher initial and final setting times lower initial setting time but higher final setting time higher initial setting time but lower final setting time lower initial and final setting times higher initial and final setting times ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 45 m 20 m 30 m 60 m 45 m 20 m 30 m 60 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement is provided on thei) bottom face in front counterfortii) inclined face in front counterfortiii) bottom face in back counterfortiv) inclined face in back counterEortThe correct answer is (iii) and (iv) (i) and (ii), (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii), (ii) and (iii) (i) and (iv) 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 exterior columns will be more than interior columns there will be no differential settlement there will be no settlement of columns the settlement of interior columns will be more than exterior columns the settlement of exterior columns will be more than interior columns there will be no differential settlement there will be no settlement of columns the settlement of interior columns will be more than exterior columns ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is between 1.5 and 2.0 less than 1 between 1 and 1.5 greater than 2 between 1.5 and 2.0 less than 1 between 1 and 1.5 greater than 2 ANSWER DOWNLOAD EXAMIANS APP