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 fc5>fcr>fC fcr>fcs>fc. tcr – rcs = tct fcr fc5>fcr>fC fcr>fcs>fc. tcr – rcs = tct fcr 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 partly compressive and partly tensile zero tensile everywhere compressive everywhere partly compressive and partly tensile zero ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is between 1.5 and 2.0 between 1 and 1.5 less than 1 greater than 2 between 1.5 and 2.0 between 1 and 1.5 less than 1 greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed load i) shear force at mid span is zero ii) shear force at mid span is maximum iii) torsion at mid span is zero iv) torsion at mid span is maximum The correct answer is (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called workability admixtures accelerators air entraining agents retarders workability admixtures accelerators air entraining agents retarders ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases workability the unit weight the effects of temperature variations strength workability the unit weight the effects of temperature variations strength ANSWER DOWNLOAD EXAMIANS APP