Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called retarders workability admixtures air entraining agents accelerators retarders workability admixtures air entraining agents accelerators ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The average permissible stress in bond for plain bars in tension is decreased by 10% for bars in compression increased by 10% for bars in compression decreased by 25% for bars in compression increased by 25% for bars in compression decreased by 10% for bars in compression increased by 10% for bars in compression decreased by 25% for bars in compression increased by 25% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The compressive strength of 100 mm cube as compared to 150 mm cube is always None of these less equal more None of these less equal more 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) 0.367 xu 0.573 xu 0.446 xu 0.416 xu 0.367 xu 0.573 xu 0.446 xu 0.416 xu ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In case of hand mixing of concrete, the extra cement to be added is 5% 20% 10% 15% 5% 20% 10% 15% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The design yield stress of steel according to IS: 456-1978 is (where fy is the characteristic yield strength of steel) 0.37 fy 0.87 fy 0.57 fy 0.67 fy 0.37 fy 0.87 fy 0.57 fy 0.67 fy ANSWER DOWNLOAD EXAMIANS APP