Concrete Technology and Design of Concrete Structures The limits of percentage p of the longitudinal reinforce-ment in a column is given by 0.8% to 6% 0.8% to 4% 0.15% to 2% 0.8% to 8% 0.8% to 6% 0.8% to 4% 0.15% to 2% 0.8% to 8% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beam i) reduces the negative moment at support ii) increases the negative moment at support iii) reduces the positive moment at center of span iv) increases the positive moment at center of span The correct answer is (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is To impart initial compressive stress in concrete To resist tensile stresses To provide adequate bond stress All of these To impart initial compressive stress in concrete To resist tensile stresses To provide adequate bond stress All of these 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 tcr – rcs = tct fc5>fcr>fC fcr>fcs>fc. fcr tcr – rcs = tct fc5>fcr>fC ANSWER DOWNLOAD EXAMIANS APP
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 creep segregation bleeding bulking creep segregation bleeding bulking ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 15% 5% 10 % 20% 15% 5% 10 % 20% ANSWER DOWNLOAD EXAMIANS APP