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 4.5 2.5 5.5 3.5 4.5 2.5 5.5 3.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? creep of concrete shrinkage of concrete elastic shortening of concrete loss due to friction creep of concrete shrinkage of concrete elastic shortening of concrete loss due to friction 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 32 liters 34 liters 30 liters 28 liters 32 liters 34 liters 30 liters 28 liters ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures 1% of voids in a concrete mix would reduce its strength by about 20% 5% 15% 10 % 20% 5% 15% 10 % ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete increases with richer mixes remains constant None of these decreases with richer mixes increases with richer mixes remains constant None of these decreases with richer mixes ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases strength workability the unit weight the effects of temperature variations strength workability the unit weight the effects of temperature variations ANSWER DOWNLOAD EXAMIANS APP