Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? elastic shortening of concrete creep of concrete loss due to friction shrinkage of concrete elastic shortening of concrete creep of concrete loss due to friction shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed by i) maximum bending moment ii) shear force iii) punching shear The correct answer is (i) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) (i) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column Capacity of column is decreased Capacity of column is decreased but ductility of column increases Both the capacity of column and ductility of column increase Ductility of column reduces Capacity of column is decreased Capacity of column is decreased but ductility of column increases Both the capacity of column and ductility of column increase Ductility of column reduces ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to Whitney’s theory, ultimate strain of concrete is assumed to be 0.5% 0.3% 0.6% 0.4% 0.5% 0.3% 0.6% 0.4% 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 0.1% 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, does not show definite yield point but yield point is defined by 0.2% proof stress ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To minimize the effect of differential settlement, the area of a footing should be designed for Dead load only Dead load + fraction of live load Dead load + live load Live load + fraction of dead load Dead load only Dead load + fraction of live load Dead load + live load Live load + fraction of dead load ANSWER DOWNLOAD EXAMIANS APP
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