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 elastic shortening of concrete creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete creep of concrete shrinkage of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS: 456-1978, the column or the strut is the member whose effective length is greater than The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension 2 times the least lateral dimension The least lateral dimension 3 times the least lateral dimension 4 times the least lateral dimension 2 times the least lateral dimension ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 20 to 25% more 25 to 50% more 15 to 20% more 10 to 15% more 20 to 25% more 25 to 50% more 15 to 20% more 10 to 15% more 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 50 mm 60 mm 45mm 40 mm 50 mm 60 mm 45mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Strength of concrete increases with increase in water-cement ratio decrease in curing time decrease in size of aggregate increase in fineness of cement increase in water-cement ratio decrease in curing time decrease in size of aggregate increase in fineness of cement ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always zero tensile or compressive compressive tensile zero tensile or compressive compressive tensile ANSWER DOWNLOAD EXAMIANS APP