Concrete Technology and Design of Concrete Structures The slab is designed as one way if the ratio of long span to short span is greater than 2 between 1 and 1.5 less than 1 between 1.5 and 2 greater than 2 between 1 and 1.5 less than 1 between 1.5 and 2 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 (iii) (ii) and (iv) (i)and(iv) (i) and (iii) (ii) and (iii) (ii) and (iv) (i)and(iv) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum quantity of water needed per 50 kg of cement for M 15 grade of concrete is 34 liters 30 liters 32 liters 28 liters 34 liters 30 liters 32 liters 28 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Ratio of permissible stress in direct compression and bending compression is between 1 and 1.5 less than 1 between 1.5 and 2.0 greater than 2 between 1 and 1.5 less than 1 between 1.5 and 2.0 greater than 2 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.416 xu 0.446 xu 0.367 xu 0.573 xu 0.416 xu 0.446 xu 0.367 xu 0.573 xu 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 10 to 15% more 25 to 50% more 20 to 25% more 15 to 20% more 10 to 15% more 25 to 50% more 20 to 25% more ANSWER DOWNLOAD EXAMIANS APP
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