Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires does not depend on diameter of bar None of these decreases with increase in diameter of bar increases with increase in diameter of bar does not depend on diameter of bar None of these decreases with increase in diameter of bar increases with increase in diameter of bar 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 0.35 d dependent on grade of concrete also 0.45 d 0.40 d 0.35 d dependent on grade of concrete also 0.45 d 0.40 d ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a reinforced concrete section, the shape of shear stress diagram is wholly parabolic wholly rectangular parabolic above neutral axis and rectangular below neutral axis rectangular above neutral axis and parabolic below neutral axis wholly parabolic wholly rectangular parabolic above neutral axis and rectangular below neutral axis rectangular above neutral axis and parabolic below neutral axis ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by fcr>fcs>fc. tcr – rcs = tct fc5>fcr>fC fcr fcr>fcs>fc. tcr – rcs = tct fc5>fcr>fC fcr ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The effect of creep on modular ratio is either to decrease or to increase it to decrease it to keep it unchanged to increase it either to decrease or to increase it to decrease it to keep it unchanged to increase it ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures When shear stress exceeds the permissible limit in a slab, then it is reduced by Providing shear reinforcement Using thinner bars but more in number Using high strength steel Increasing the depth Providing shear reinforcement Using thinner bars but more in number Using high strength steel Increasing the depth ANSWER DOWNLOAD EXAMIANS APP
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