Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ± 10% of average ± 15% of average ±5% of average ±20% of average ± 10% of average ± 15% of average ±5% of average ±20% of average ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Finer grinding of cement affects only the early development of strength does not affect the strength both (a) and (b) affects only the ultimate strength affects only the early development of strength does not affect the strength both (a) and (b) 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% more 10% less 5% more 5% less 10% more 10% less 5% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The ratio of the diameter of reinforcing bars and the slab thickness is 1/8 1/5 1/6 1/4 1/8 1/5 1/6 1/4 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is (ii) and (iii) (i)and(iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (iii) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP