Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) (i) and (ii) (ii) and (iii) All (i), (ii) and (iii) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Select the incorrect statement... None of these The loss of prestress is more in pre-tensioning system than in post-tensioning system. Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system None of these The loss of prestress is more in pre-tensioning system than in post-tensioning system. Pretensioning system has greater certainty about its durability. For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory can be less than 1 can be more than 1 is always less than 1 is always greater than 1 can be less than 1 can be more than 1 is always less than 1 is always greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is both (i) and (iv) only (ii) only (i) both (ii) and (iii) both (i) and (iv) only (ii) only (i) both (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 Ductility of column reduces Both the capacity of column and ductility of column increase Capacity of column is decreased Capacity of column is decreased but ductility of column increases Ductility of column reduces Both the capacity of column and ductility of column increase Capacity of column is decreased Capacity of column is decreased but ductility of column increases ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Bulking of sand is maximum if moisture content is about 6% 5% 4% 7% 6% 5% 4% 7% ANSWER DOWNLOAD EXAMIANS APP