Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called retarders workability admixtures air entraining agents accelerators retarders workability admixtures air entraining agents accelerators ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Strength of concrete increases with decrease in size of aggregate decrease in curing time increase in fineness of cement increase in water-cement ratio decrease in size of aggregate decrease in curing time increase in fineness of cement increase in water-cement ratio ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to square root of compressive strength inversely proportional to compressive strength directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to square root of compressive strength inversely proportional to compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The slab is designed as one way if the ratio of long span to short span is less than 1 between 1.5 and 2 greater than 2 between 1 and 1.5 less than 1 between 1.5 and 2 greater than 2 between 1 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
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 All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) All (i), (ii) and (iii) (ii) and (iii) only (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Normally prestressing wires are arranged in the upper part of the beam center anywhere lower part of the beam upper part of the beam center anywhere lower part of the beam ANSWER DOWNLOAD EXAMIANS APP