Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs only in pretensioned beams None of these only in post-tensioned beams in both post-tensioned and preten-sioned beams only in pretensioned beams None of these only in post-tensioned beams in both post-tensioned and preten-sioned beams ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is between 1 and 1.5 less than 1 between 1.5 and 2.0 greater than 2 between 1 and 1.5 less than 1 between 1.5 and 2.0 greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The diameter of ties in a column should be More than 5 mm and also more than one-fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm More than 5 mm and also more than one-fourth of diameter of main bar More than 5 mm but less than one-fourth of diameter of main bar More than or equal to one fourth of diameter of main bar More than or equal to 5 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa 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 both tensile strength and ductility decrease in both tensile strength and ductility increase in tensile strength but decrease in ductility decrease in tensile strength but increase in ductility increase in both tensile strength and ductility decrease in both tensile strength and ductility increase in tensile strength but decrease in ductility ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to xc Tv + Tc xv xc Tv + Tc xv ANSWER DOWNLOAD EXAMIANS APP