Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses All of these To impart initial compressive stress in concrete To provide adequate bond stress To resist tensile stresses All of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has higher initial setting time but lower final setting time lower initial setting time but higher final setting time lower initial and final setting times higher initial and final setting times higher initial setting time but lower final setting time lower initial setting time but higher 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 The depth of footing for an isolated column is governed byi) maximum bending momentii) shear forceiii) punching shearThe correct answer is (i), (ii) and (iii) only (i) (i) and (ii) (i) and (iii) (i), (ii) and (iii) only (i) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The diameter of ties in a column should be More than or equal to 5 mm More than 5 mm but less than one-fourth of diameter of main bar More than 5 mm and also more than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm More than 5 mm but less than one-fourth of diameter of main bar More than 5 mm and also more than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To determine the modulus of rupture, the size of test specimen used is 100 x100 x700 mm 100 x100 x500 mm 150 x150 x500 mm 150 x150 x700 mm 100 x100 x700 mm 100 x100 x500 mm 150 x150 x500 mm 150 x150 x700 mm ANSWER DOWNLOAD EXAMIANS APP