Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 20 m 30 m 45 m 60 m 20 m 30 m 45 m 60 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 70% 50% 40% 60% 70% 50% 40% 60% 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 5.5 3.5 4.5 2.5 5.5 3.5 4.5 2.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is angular All of these elongated rounded angular All of these elongated rounded 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 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 depends on as, only ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The fineness modulus of fine aggregate is in the range of 2.0 to 3.5 5.0 to 7.0 3.5 to 5.0 6.0 to 8.5 2.0 to 3.5 5.0 to 7.0 3.5 to 5.0 6.0 to 8.5 ANSWER DOWNLOAD EXAMIANS APP