RCC Structures Design If the average bending stress is 6 kg/cm² for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications, is 38 d 28 d 58 d 48 d 38 d 28 d 58 d 48 d ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design On piles, the drop must be at least 123 cm 80 cm 120 cm 124 cm 123 cm 80 cm 120 cm 124 cm 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 (C - 1) mf - eE (1 - C) mf + eE (C - 1) mf + eE (1 - C) mf - eE (C - 1) mf - eE (1 - C) mf + eE (C - 1) mf + eE ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength 300 kg/cm² 100 kg/cm² 200 kg/cm² 400 kg/cm² 300 kg/cm² 100 kg/cm² 200 kg/cm² 400 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Spacing of stirrups in a rectangular beam, is Increased at the centre of the beam Kept constant throughout the length Increased at the ends Decreased towards the centre of the beam Increased at the centre of the beam Kept constant throughout the length Increased at the ends Decreased towards the centre of the beam 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 2A/P P/A A/P P/2A 2A/P P/A A/P P/2A ANSWER DOWNLOAD EXAMIANS APP