Concrete Technology and Design of Concrete Structures The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called bleeding segregation creep bulking bleeding segregation creep bulking ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? shrinkage of concrete creep of concrete loss due to friction elastic shortening of concrete shrinkage of concrete creep of concrete loss due to friction elastic shortening of concrete ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is less than 1 between 1 and 1.5 between 1.5 and 2.0 greater than 2 less than 1 between 1 and 1.5 between 1.5 and 2.0 greater than 2 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>fcs>fc. fcr fc5>fcr>fC tcr – rcs = tct fcr>fcs>fc. fcr fc5>fcr>fC tcr – rcs = tct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures High carbon content in the steel causes increase in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in tensile strength but increase in ductility decrease in both tensile strength and ductility increase in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in tensile strength but increase in ductility decrease in both tensile strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The permissible diagonal tensile stress in reinforced brick work is 0.3 N/mm² to 0.7 N/mm² zero about 0.1 N/mm² about 1.0 N/mm² 0.3 N/mm² to 0.7 N/mm² zero about 0.1 N/mm² about 1.0 N/mm² ANSWER DOWNLOAD EXAMIANS APP