Concrete Technology and Design of Concrete Structures For a reinforced concrete section, the shape of shear stress diagram is rectangular above neutral axis and parabolic below neutral axis wholly parabolic parabolic above neutral axis and rectangular below neutral axis wholly rectangular rectangular above neutral axis and parabolic below neutral axis wholly parabolic parabolic above neutral axis and rectangular below neutral axis wholly rectangular ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The minimum cover to the ties or spirals should not be less than 25 mm 50mm 15 mm 20 mm 25 mm 50mm 15 mm 20 mm ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In a counterfort retaining wall, the main reinforcement is provided on the i) bottom face in front counterfort ii) inclined face in front counterfort iii) bottom face in back counterfort iv) inclined face in back counterEort The correct answer is (iii) and (iv) (i) and (ii), (ii) and (iii) (i) and (iv) (iii) and (iv) (i) and (ii), (ii) and (iii) (i) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures In prestressed concrete both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged both forces of tension and compres-sion as well as lever arm change both forces of tension and compres-sion as well as lever arm remain unchanged forces of tension and compressions remain unchanged but lever arm changes with the moment forces of tension and compression change but lever arm remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The fineness modulus of fine aggregate is in the range of 3.5 to 5.0 2.0 to 3.5 5.0 to 7.0 6.0 to 8.5 3.5 to 5.0 2.0 to 3.5 5.0 to 7.0 6.0 to 8.5 ANSWER DOWNLOAD EXAMIANS APP
Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse) 0.573 xu 0.367 xu 0.446 xu 0.416 xu 0.573 xu 0.367 xu 0.446 xu 0.416 xu ANSWER DOWNLOAD EXAMIANS APP