Concrete Technology and Design of Concrete Structures The percentage of voids in cement is approximately 60% 50% 70% 40% 60% 50% 70% 40% ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is Lee-Macall system Long line method Freyssinet system Magnel-Blaton system Lee-Macall system Long line method Freyssinet system Magnel-Blaton system ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete is directly proportional to compressive strength inversely proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to square root of compressive strength directly proportional to compressive strength inversely proportional to compressive strength directly proportional to square root of compressive strength inversely proportional to square root of compressive strength ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than 20 mm 10 mm 30 mm 15 mm 20 mm 10 mm 30 mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures Modulus of elasticity of steel as per IS : 456-1978 shall be taken as 200kN/mm² 20 kN/cm² 200 kN/cm² 2xl06N/cm² 200kN/mm² 20 kN/cm² 200 kN/cm² 2xl06N/cm² ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In T-shaped R C. retaining walls, the main reinforcement in the stem is provided on the front face in one direction the inner face in both directions the inner face in one direction the front face in both directions the front face in one direction the inner face in both directions the inner face in one direction the front face in both directions ANSWER DOWNLOAD EXAMIANS APP