RCC Structures Design The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of 20 mm 10 mm 25 mm 15 mm 20 mm 10 mm 25 mm 15 mm ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design In a pre-stressed beam carrying an external load W with a bent tendon is having angle of inclination ? and pre-stressed load P. The net downward load at the centre is W - P cos θ W - 2P cos θ W - P sin θ W - 2P sin θ W - P cos θ W - 2P cos θ W - P sin θ W - 2P sin θ ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design Post tensioning system Was widely used in earlier days Is not economical and hence not generally used None of these Is economical for large spans and is adopted now a days Was widely used in earlier days Is not economical and hence not generally used None of these Is economical for large spans and is adopted now a days ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight 'w' per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is h = (W/Aw) [(1 + sin φ)/(1 + sin φ)] h = (W/Aw) [(1 - sin φ)/(1 + sin φ)] h = √(W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 + sin φ)/(1 + sin φ)] h = (W/Aw) [(1 - sin φ)/(1 + sin φ)] h = √(W/Aw) [(1 - sin φ)/(1 + sin φ)]² h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]² ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design If Sb, is the average bond stress on a bar of diameter ‘d’ subjected to maximum stress ‘t’, the length of the embedment ‘l’ is given by l = dt/2Sb l = dt/3Sb l = dt/Sb l = dt/4Sb l = dt/2Sb l = dt/3Sb l = dt/Sb l = dt/4Sb ANSWER DOWNLOAD EXAMIANS APP
RCC Structures Design The maximum ratio of span to depth of a cantilever slab, is 16 12 10 8 16 12 10 8 ANSWER DOWNLOAD EXAMIANS APP