Concrete Technology and Design of Concrete Structures Select the incorrect statement for ... Bleeding can be minimized by adding pozzuolana finer aggregate. Lean mixes bleed more as compared to rich ones. None of these Bleeding can be increased by addition of calcium chloride. Bleeding can be minimized by adding pozzuolana finer aggregate. Lean mixes bleed more as compared to rich ones. None of these Bleeding can be increased by addition of calcium chloride. ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The load factors for live load and dead load are taken respectively as 2.2 and 1.5 1.5 and 2.2 2.2 and 2.2 1.5 and 1.5 2.2 and 1.5 1.5 and 2.2 2.2 and 2.2 1.5 and 1.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (iii) (ii) and (iv) (ii) and (iii) (i)and(iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For walls, columns and vertical faces of all structural members, the form work is generally removed after 7 days 3 days 14 days 24 to 48 hours 7 days 3 days 14 days 24 to 48 hours 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 10% for bars in compression increased by 25% for bars in compression decreased by 10% for bars in compression decreased by 25% for bars in compression increased by 10% for bars in compression increased by 25% for bars in compression decreased by 10% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Prestress loss due to friction occurs only in pretensioned beams None of these in both post-tensioned and preten-sioned beams only in post-tensioned beams only in pretensioned beams None of these in both post-tensioned and preten-sioned beams only in post-tensioned beams ANSWER DOWNLOAD EXAMIANS APP
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