Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 20 m 60 m 30 m 45 m 20 m 60 m 30 m 45 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Strength of concrete increases with increase in water-cement ratio decrease in curing time increase in fineness of cement decrease in size of aggregate increase in water-cement ratio decrease in curing time increase in fineness of cement decrease in size of aggregate ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section depends on as, only depends on aCbC only is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on both crst and acbc depends on as, only depends on aCbC only is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression. depends on both crst and acbc ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to compressive strength inversely proportional to square root of compressive strength directly proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to compressive strength inversely proportional to square root of compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 70% 50% 60% 40% 70% 50% 60% 40% 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 34 liters 28 liters 30 liters 32 liters 34 liters 28 liters 30 liters 32 liters ANSWER DOWNLOAD EXAMIANS APP