Concrete Technology and Design of Concrete Structures A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than 5.5 3.5 2.5 4.5 5.5 3.5 2.5 4.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The purpose of reinforcement in pre-stressed concrete is All of these To resist tensile stresses To provide adequate bond stress To impart initial compressive stress in concrete All of these To resist tensile stresses To provide adequate bond stress To impart initial compressive stress in concrete 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 (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i)and(iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is All of these elongated rounded angular All of these elongated rounded angular ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to ISI recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is 0.85 d 0.43 d 0.55 d 0.68 d 0.85 d 0.43 d 0.55 d 0.68 d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Increase in the moisture content in concrete does not change the strength reduces the strength All of these increases the strength does not change the strength reduces the strength All of these increases the strength ANSWER DOWNLOAD EXAMIANS APP