1. If T and R are the tread and rise of a stair which carries a load w per square metre on slope, the corresponding load per square metre of the horizontal area, is
Correct Answer: Stress in concrete x area of concrete + Stress in steel x area of steel
5. The zone in which transverse bending is likely to occur may be obtained by drawing a line from the faces of the column making an angle ?° with horizontal where ?° is
6. If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is
9. A singly reinforced concrete beam of 25 cm width and 70 cm effective depth is provided with 18.75 cm2 steel. If the modular ratio (m) is 15, the depth of the neutral axis, is