Concrete Technology and Design of Concrete Structures Strength of concrete increases with decrease in curing time increase in water-cement ratio decrease in size of aggregate increase in fineness of cement decrease in curing time increase in water-cement ratio decrease in size of aggregate increase in fineness of cement ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The approximate value of the ratio between direct tensile strength and flexural strength is 1 0.33 0.75 0.5 1 0.33 0.75 0.5 ANSWER DOWNLOAD EXAMIANS APP
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 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 35 MPa and 42 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be 600 mm 750 mm more than 1 m 900 mm 600 mm 750 mm more than 1 m 900 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is (i) and (ii) are correct (iii) and (iv) are correct only (iv) is correct only (ii) is correct (i) and (ii) are correct (iii) and (iv) are correct only (iv) is correct only (ii) is correct ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Maximum distance between expansion joints in structures as per IS : 456 – 1978 is 60 m 45 m 30 m 20 m 60 m 45 m 30 m 20 m ANSWER DOWNLOAD EXAMIANS APP
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