RCC Structures Design Set 4

Fixed end ✘ Free end ✘ Mid span ✘ Mid span and fixed support ✔

6 mm ✘ 8 mm ✘ 10 mm ✘ 12 mm ✔

One-fourth the width of the panel ✘ Half the width of the panel ✘ Radius of the column ✘ Diameter of the column ✔

Within the flange ✘ At the bottom edge of the slab ✘ Below the slab ✘ All the above ✔

Depth of neutral axis decreases ✘ Depth of neutral axis increases ✘ Lever arm increases ✘ Lever arm decreases ✔

0% ✘ 0% ✘ 0% ✘ 0% ✔

Not considered for calculating the upward pressure on footing ✘ Also considered for calculating the upward pressure on footing ✘ Not considered for calculating the area of the footing ✘ Both (b) and (c) ✔

Three times ✘ Four times ✘ Five times ✘ Six times ✔

0.1 L from the outer edge of column ✘ 0.1 L from the centre edge of column ✘ Half the distance of projection ✘ One-fourth the distance of projection ✔

Clear spacing between ribs shall not be greater than 4.5 cm ✘ Width of the rib shall not be less than 7.5 cm ✘ Overall depth of the slab shall not exceed four times the breadth of the rib ✘ All the above ✔