Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than ±20% of average ± 10% of average ± 15% of average ±5% of average ±20% of average ± 10% of average ± 15% of average ±5% 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 20 mm 25 mm 50mm 15 mm 20 mm 25 mm 50mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The depth of footing for an isolated column is governed byi) maximum bending momentii) shear forceiii) punching shear The correct answer is (i) and (ii) (i), (ii) and (iii) only (i) (i) and (iii) (i) and (ii) (i), (ii) and (iii) only (i) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures To minimize the effect of differential settlement, the area of a footing should be designed for Dead load + fraction of live load Dead load + live load Dead load only Live load + fraction of dead load Dead load + fraction of live load Dead load + live load Dead load only Live load + fraction of dead load ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Bulking of sand is maximum if moisture content is about 7% 5% 4% 6% 7% 5% 4% 6% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 30 m 20 m 45 m 60 m 30 m 20 m 45 m 60 m ANSWER DOWNLOAD EXAMIANS APP