Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires None of these decreases with increase in diameter of bar increases with increase in diameter of bar does not depend on diameter of bar None of these decreases with increase in diameter of bar increases with increase in diameter of bar does not depend on diameter of bar ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.416 xu 0.573 xu 0.446 xu 0.367 xu 0.416 xu 0.573 xu 0.446 xu 0.367 xu ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on front face only None of these inner face only both front face and inner face front face only None of these inner face only both front face and inner face ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 70% 50% 60% 40% 70% 50% 60% 40% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has higher initial and final setting times higher initial setting time but lower final setting time lower initial and final setting times lower initial setting time but higher final setting time higher initial and final setting times higher initial setting time but lower final setting time lower initial and final setting times lower initial setting time but higher final setting time ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? loss due to friction shrinkage of concrete elastic shortening of concrete creep of concrete loss due to friction shrinkage of concrete elastic shortening of concrete creep of concrete ANSWER DOWNLOAD EXAMIANS APP