Concrete Technology and Design of Concrete Structures Workability of concrete is inversely proportional to the air in the mix vater-cement ratio size of aggregate time of transit the air in the mix vater-cement ratio size of aggregate time of transit ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs only in pretensioned beams only in post-tensioned beams None of these in both post-tensioned and preten-sioned beams only in pretensioned beams only in post-tensioned beams None of these in both post-tensioned and preten-sioned beams 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), (ii) and (iii) only (i) (i) and (ii) (i) and (iii) (i), (ii) and (iii) only (i) (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than 45mm 40 mm 60 mm 50 mm 45mm 40 mm 60 mm 50 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be 0.75 - 0.80 Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 Above 0.92 0.75 - 0.80 0.85 - 0.92 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is between 1.5 and 2.0 less than 1 greater than 2 between 1 and 1.5 between 1.5 and 2.0 less than 1 greater than 2 between 1 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
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