Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases shrinkage reduces workability increases strength increases bleeding increases shrinkage reduces workability increases strength increases bleeding 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 (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) 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 20 to 25% more 10 to 15% more 15 to 20% more 25 to 50% more 20 to 25% more 10 to 15% more 15 to 20% more 25 to 50% more ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has higher initial and final setting times lower initial and final setting times higher initial setting time but lower final setting time lower initial setting time but higher final setting time higher initial and final setting times lower initial and final setting times higher initial setting time but lower final setting time lower initial setting time but higher final setting time ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory can be more than 1 can be less than 1 is always less than 1 is always greater than 1 can be more than 1 can be less than 1 is always less than 1 is always greater than 1 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 200 kN/cm² 20 kN/cm² 2xl06N/cm² 200kN/mm² 200 kN/cm² 20 kN/cm² 2xl06N/cm² 200kN/mm² ANSWER DOWNLOAD EXAMIANS APP