Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete creep of concrete elastic shortening of concrete loss due to friction shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively tensile and compressive both compressive both tensile compressive and tensile tensile and compressive both compressive both tensile compressive and tensile ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Diagonal tension in a beam Remains same Is maximum at neutral axis Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis Remains same Is maximum at neutral axis Increases below the neutral axis and decreases above the neutral axis Decreases below the neutral axis and increases above the neutral axis 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 30 m 60 m 20 m 45 m 30 m 60 m 20 m 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 oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe correct answer is (iii) and (iv) are correct (i) and (ii) are correct only (iv) is correct only (ii) is correct (iii) and (iv) are correct (i) and (ii) are correct only (iv) is correct only (ii) is correct 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 the settlement of exterior columns will be more than interior columns there will be no settlement of columns there will be no differential settlement 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 settlement of columns there will be no differential settlement ANSWER DOWNLOAD EXAMIANS APP