RCC Structures Design The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept 0.9 0.7 0.2 0.8 0.9 0.7 0.2 0.8 ANSWER DOWNLOAD EXAMIANS APP
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 A/P 2A/P P/2A P/A A/P 2A/P P/2A P/A ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Columns may be made of plain concrete if their unsupported lengths do not exceed their least lateral dimension Two times Three times Five times Four times Two times Three times Five times Four times ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If C is creep coefficient, f is original pre-stress in concrete, m is modular ratio, E is Young's modulus of steel and e is shrinkage strain, the combined effect of creep and shrinkage is: (1 - C) mf + eE (1 - C) mf - eE (C - 1) mf - eE (C - 1) mf + eE (1 - C) mf + eE (1 - C) mf - eE (C - 1) mf - eE (C - 1) mf + eE ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than One diameter of thicker bar One diameter of thinner bar None of these Twice the diameter of thinner bar One diameter of thicker bar One diameter of thinner bar None of these Twice the diameter of thinner bar ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The modular ratio ‘m’ of a concrete whose permissible compressive stress is ‘C’, may be obtained from the equation. m = 1400/3C m = 3500/3C m = 700/3C m = 2800/3C m = 1400/3C m = 3500/3C m = 700/3C m = 2800/3C ANSWER DOWNLOAD EXAMIANS APP
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