Concrete Technology and Design of Concrete Structures Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than 35 MPa and 42 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa 35 MPa and 42 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 42 MPa and 53 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Admixtures which cause early setting, and hardening of concrete are called air entraining agents accelerators retarders workability admixtures air entraining agents accelerators retarders workability admixtures ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Workability of concrete is directly proportional to Aggregate cement ratio Grading of the aggregate All of above Time of transit Aggregate cement ratio Grading of the aggregate All of above Time of transit ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Examine the following statements :i) Factor of safety for steel should be based on its yield stress,ii) Factor of safety for steel should be based on its ultimate stress,iii) Factor of safety for concrete should be based on its yield stress,iv) Factor of safety for concrete should be based on its ultimate stress.The correct statements are (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement increases shrinkage increases strength increases bleeding reduces workability increases shrinkage increases strength increases bleeding reduces workability ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In reinforced concrete footing on soil, the minimum thickness at edge should not be less than 200 mm 250 mm 150 mm 100 mm 200 mm 250 mm 150 mm 100 mm ANSWER DOWNLOAD EXAMIANS APP
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