Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 Above 0.92 0.75 - 0.80 0.75 - 0.80 0.85 - 0.92 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 only (ii) both (ii) and (iii) both (i) and (iv) only (i) only (ii) both (ii) and (iii) both (i) and (iv) only (i) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory is always less than 1 can be less than 1 is always greater than 1 can be more than 1 is always less than 1 can be less than 1 is always greater than 1 can be more than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is M25 M20 M10 M15 M25 M20 M10 M15 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement both (a) and (b) does not affect the strength affects only the ultimate strength affects only the early development of strength both (a) and (b) does not affect the strength affects only the ultimate strength affects only the early development of strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 10 % 5% 20% 15% 10 % 5% 20% 15% ANSWER DOWNLOAD EXAMIANS APP