Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be 750 mm more than 1 m 600 mm 900 mm 750 mm more than 1 m 600 mm 900 mm 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 (iii) (i)and(iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i)and(iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively both tensile compressive and tensile tensile and compressive both compressive both tensile compressive and tensile tensile and compressive both compressive ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beami) reduces the negative moment at supportii) increases the negative moment at supportiii) reduces the positive moment at center of spaniv) increases the positive moment at center of span 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 If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be 0.40 d dependent on grade of concrete also 0.45 d 0.35 d 0.40 d dependent on grade of concrete also 0.45 d 0.35 d 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 20 kN/cm² 2xl06N/cm² 200 kN/cm² 200kN/mm² 20 kN/cm² 2xl06N/cm² 200 kN/cm² 200kN/mm² ANSWER DOWNLOAD EXAMIANS APP