RCC STRUCTURES DESIGN QUIZ

Octagonal columns is 8

Circular columns is 6

Rectangular columns is 4

All listed here

50

40

56

30

15 cm²

14 cm²

17 cm²

16 cm²

0.5

0.25

0.75

0.7

Both (b) and (c)

Not considered for calculating the area of the footing

Also considered for calculating the upward pressure on footing

Not considered for calculating the upward pressure on footing

Smaller of 25 mm or diameter

Smaller of 40 mm or diameter

Greater of 25 mm or diameter

Greater of 40 mm or diameter

All listed here

Is less than the depth of critical neutral axis, the steel in the tensile zone attains its maximum stress earlier

Is equal to the depth of critical neutral axis; the concrete and steel attain their maximum stresses simultaneously

Is greater than the depth of critical neutral axis, the concrete attains its maximum stress earlier

4 m

6 m

3 m

5 m

200 kg/m²

150 kg/cm²

Nil

75 kg/m²

15 mm

11 mm

10 mm

12 mm