Concrete Technology and Design of Concrete Structures Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to None of these Deflect downward Deflect downward or upward Deflect upward None of these Deflect downward Deflect downward or upward Deflect upward ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is (i) and (ii) are correct (iii) and (iv) are correct only (ii) is correct only (iv) is correct (i) and (ii) are correct (iii) and (iv) are correct only (ii) is correct only (iv) is correct 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 tcr – rcs = tct fc5>fcr>fC fcr>fcs>fc. fcr tcr – rcs = tct fc5>fcr>fC fcr>fcs>fc. fcr ANSWER DOWNLOAD EXAMIANS APP
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 4% 0.8% to 6% 0.15% to 2% 0.8% to 8% 0.8% to 4% 0.8% to 6% 0.15% to 2% 0.8% to 8% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than 0.15 0.13 0.14 0.12 0.15 0.13 0.14 0.12 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 20% 10 % 15% 5% 20% 10 % 15% 5% ANSWER DOWNLOAD EXAMIANS APP