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 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa 53 MPa and 42 MPa 42 MPa and 35 MPa 35 MPa and 42 MPa 42 MPa and 53 MPa ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Which of the following losses of prestress occurs only in pretensioning and not in post-tensioning ? creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete creep of concrete shrinkage of concrete loss due to friction elastic shortening of concrete 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 0.85 - 0.92 0.75 - 0.80 0.75 - 0.80 Above 0.92 0.85 - 0.92 0.75 - 0.80 0.75 - 0.80 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 2.5 4.5 5.5 3.5 2.5 4.5 5.5 3.5 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 3.5 to 5.0 6.0 to 8.5 5.0 to 7.0 2.0 to 3.5 3.5 to 5.0 6.0 to 8.5 5.0 to 7.0 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