Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 30 m 60 m 20 m 45 m 30 m 60 m 20 m 45 m ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures If the storey height is equal to length of RCC wall, the percentage increase in strength is 20 30 10 20 30 10 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is tensile everywhere compressive everywhere zero partly compressive and partly tensile tensile everywhere compressive everywhere zero partly compressive and partly tensile ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases the unit weight strength the effects of temperature variations workability the unit weight strength the effects of temperature variations workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Sinking of an intermediate support of a continuous beami) reduces the negative moment at supportii) increases the negative moment at supportiii) reduces the positive moment at center of spaniv) increases the positive moment at center of span The correct answer is (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) (ii) and (iii) (i) and (iii) (ii) and (iv) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 Above 0.92 0.75 - 0.80 0.85 - 0.92 0.75 - 0.80 ANSWER DOWNLOAD EXAMIANS APP