Concrete Technology and Design of Concrete Structures For the design of retaining walls, the minimum factor of safety against overturning is taken as 2 1.5 3 2.5 2 1.5 3 2.5 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 ? shrinkage of concrete 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 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load carrying capacity of a helically reinforced column as compared to that of a tied column is about 5% more 10% less 5% less 10% more 5% more 10% less 5% less 10% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called creep bulking bleeding segregation creep bulking bleeding segregation ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 60 mm 50 mm 45mm 40 mm 60 mm 50 mm 45mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete None of these increases with richer mixes decreases with richer mixes remains constant None of these increases with richer mixes decreases with richer mixes remains constant ANSWER DOWNLOAD EXAMIANS APP