Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be dependent on grade of concrete also 0.45 d 0.40 d 0.35 d dependent on grade of concrete also 0.45 d 0.40 d 0.35 d 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 early development of strength affects only the ultimate strength both (a) and (b) does not affect the strength affects only the early development of strength affects only the ultimate strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs only in pretensioned beams in both post-tensioned and preten-sioned beams only in post-tensioned beams None of these only in pretensioned beams in both post-tensioned and preten-sioned beams only in post-tensioned beams None of these ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load carrying capacity of a helically reinforced column as compared to that of a tied column is about 5% less 10% less 10% more 5% more 5% less 10% less 10% more 5% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±5% of average ± 15% of average ±20% of average ± 10% of average ±5% of average ± 15% of average ±20% of average ± 10% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 25 mm 15 mm 50mm 20 mm 25 mm 15 mm 50mm 20 mm ANSWER DOWNLOAD EXAMIANS APP