Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 20% 5% 10 % 15% 20% 5% 10 % 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The slab is designed as one way if the ratio of long span to short span is between 1 and 1.5 greater than 2 between 1.5 and 2 less than 1 between 1 and 1.5 greater than 2 between 1.5 and 2 less than 1 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 shearThe correct answer is (i) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) (i) and (iii) only (i) (i) and (ii) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases bleeding increases shrinkage reduces workability increases strength increases bleeding increases shrinkage reduces workability increases strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The average permissible stress in bond for plain bars in tension is decreased by 25% for bars in compression increased by 25% for bars in compression decreased by 10% for bars in compression increased by 10% for bars in compression decreased by 25% for bars in compression increased by 25% for bars in compression decreased by 10% for bars in compression increased by 10% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to Deflect downward or upward Deflect upward Deflect downward None of these Deflect downward or upward Deflect upward Deflect downward None of these ANSWER DOWNLOAD EXAMIANS APP