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 1% of voids in a concrete mix would reduce its strength by about 15% 5% 20% 10 % 15% 5% 20% 10 % ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 45mm 60 mm 50 mm 40 mm 45mm 60 mm 50 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the unit weight strength the effects of temperature variations workability the unit weight strength the effects of temperature variations workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than 3.5 2.5 4.5 5.5 3.5 2.5 4.5 5.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of spanThe correct answer is both (ii) and (iii) both (i) and (iv) only (i) only (ii) both (ii) and (iii) both (i) and (iv) only (i) only (ii) ANSWER DOWNLOAD EXAMIANS APP