Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called accelerators retarders workability admixtures air entraining agents accelerators retarders workability admixtures air entraining agents ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 2xl06N/cm² 200 kN/cm² 200kN/mm² 20 kN/cm² 2xl06N/cm² 200 kN/cm² 200kN/mm² 20 kN/cm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures High carbon content in the steel causes decrease in tensile strength but increase in ductility increase in tensile strength but decrease in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility decrease in tensile strength but increase in ductility increase in tensile strength but decrease in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility 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 (i) and (ii) (ii) and (iii) only (iii) All (i), (ii) and (iii) (i) and (ii) (ii) and (iii) only (iii) All (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be 900 mm 750 mm more than 1 m 600 mm 900 mm 750 mm more than 1 m 600 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is tensile everywhere compressive everywhere zero partly compressive and partly tensile tensile everywhere compressive everywhere zero partly compressive and partly tensile ANSWER DOWNLOAD EXAMIANS APP