Concrete Technology and Design of Concrete Structures For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is 75 mm 100 mm 50 mm 120 mm 75 mm 100 mm 50 mm 120 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.573 xu 0.367 xu 0.446 xu 0.416 xu 0.573 xu 0.367 xu 0.446 xu 0.416 xu ANSWER DOWNLOAD EXAMIANS APP
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 fcr>fcs>fc. fc5>fcr>fC tcr – rcs = tct fcr fcr>fcs>fc. fc5>fcr>fC tcr – rcs = tct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases bleeding increases strength increases shrinkage reduces workability increases bleeding increases strength increases shrinkage reduces workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is rounded elongated angular All of these rounded elongated angular All of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures High carbon content in the steel causes decrease in both tensile strength and ductility decrease in tensile strength but increase in ductility increase in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in both tensile strength and ductility decrease in tensile strength but increase in ductility increase in both tensile strength and ductility increase in tensile strength but decrease in ductility ANSWER DOWNLOAD EXAMIANS APP