RCC Structures Design If ‘A’ is the sectional area of a pre-stressed rectangular beam provided with a tendon pre-stressed by a force ‘P’ through its centroidal longitudinal axis, the compressive stress in concrete, is 2A/P P/2A P/A A/P 2A/P P/2A P/A A/P ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The design of a retaining wall assumes that the retained earth Is free from moisture Is dry All listed here Is not cohesive Is free from moisture Is dry All listed here Is not cohesive ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design By over-reinforcing a beam, the moment of resistance can be increased not more than 25 % 20 % 10 % 15 % 25 % 20 % 10 % 15 % ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than 20 cm 30 cm 40 cm 75 cm 20 cm 30 cm 40 cm 75 cm ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Total pressure on the vertical face of a retaining wall of height ‘h’ per unit run exerted by the retained earth weighing ‘w’ per unit volume, is wh [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/3(1 + sin φ)] wh² [(1 - sin φ)/2(1 + sin φ)] wh [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/(1 + sin φ)] wh² [(1 - sin φ)/3(1 + sin φ)] wh² [(1 - sin φ)/2(1 + sin φ)] ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design A T-beam behaves as a rectangular beam of a width equal to its flange if its neutral axis Remains below the slab Remains within the flange None of these Coincides the geometrical centre of the beam Remains below the slab Remains within the flange None of these Coincides the geometrical centre of the beam ANSWER DOWNLOAD EXAMIANS APP