Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fcr>fcs>fc. tcr – rcs = tct fc5>fcr>fC fcr fcr>fcs>fc. tcr – rcs = tct fc5>fcr>fC fcr ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the effects of temperature variations strength workability the unit weight the effects of temperature variations strength workability the unit weight ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Stress strain curve of high tensile steel 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 0.1% proof stress does not show definite yield point but yield point is defined by 0.2% 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 0.1% 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 The design yield stress of steel according to IS: 456-1978 is (where fy is the characteristic yield strength of steel) 0.37 fy 0.57 fy 0.87 fy 0.67 fy 0.37 fy 0.57 fy 0.87 fy 0.67 fy ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends uponi) humidity of atmosphereii) passage of timeiii) stress The correct answer is All (i), (ii) and (iii) only (iii) (ii) and (iii) (i) and (ii) All (i), (ii) and (iii) only (iii) (ii) and (iii) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum diameter of longitudinal bars in a column is 16 mm 6 mm 8 mm 12 mm 16 mm 6 mm 8 mm 12 mm ANSWER DOWNLOAD EXAMIANS APP