Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? shrinkage of concrete elastic shortening of concrete creep of concrete loss due to friction shrinkage of concrete elastic shortening of concrete creep of concrete loss due to friction ANSWER DOWNLOAD EXAMIANS APP
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 2.5 4.5 5.5 3.5 2.5 4.5 5.5 3.5 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 increased by 25% for bars in compression decreased by 25% for bars in compression decreased by 10% for bars in compression increased by 10% for bars in compression increased by 25% for bars in compression decreased by 25% for bars in compression ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome) wR/2d wR / 4d wR/d 2wR/d wR/2d wR / 4d wR/d 2wR/d 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 28 liters 32 liters 34 liters 30 liters 28 liters 32 liters 34 liters 30 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The limits of percentage p of the longitudinal reinforce-ment in a column is given by 0.8% to 8% 0.8% to 4% 0.15% to 2% 0.8% to 6% 0.8% to 8% 0.8% to 4% 0.15% to 2% 0.8% to 6% ANSWER DOWNLOAD EXAMIANS APP
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