Concrete Technology and Design of Concrete Structures Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to Deflect upward Deflect downward or upward None of these Deflect downward Deflect upward Deflect downward or upward None of these Deflect downward ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column Capacity of column is decreased but ductility of column increases Both the capacity of column and ductility of column increase Ductility of column reduces Capacity of column is decreased Capacity of column is decreased but ductility of column increases Both the capacity of column and ductility of column increase Ductility of column reduces Capacity of column is decreased 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 60 m 45 m 20 m 30 m 60 m 45 m 20 m 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) (i) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) (i) and (iii) only (i) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The strength of concrete after one year as compared to 28 days strength is about 15 to 20% more 25 to 50% more 10 to 15% more 20 to 25% more 15 to 20% more 25 to 50% more 10 to 15% more 20 to 25% more 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 (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP