1.
According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than

2.
According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than

3.
An R.C.C. column of 30 cm diameter is reinforced with 6 bars 12 mm φ placed symmetrically along the circumference. If it carries a load of 40,000 kg axially, the stress is

4.
The number of treads in a flight is equal to

5.
Columns may be made of plain concrete if their unsupported lengths do not exceed their least lateral dimension

6.
The minimum thickness of a flat slab is taken

7.
If l₁ and l₂ are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w₁ and w₂ acting on strips parallel to l₂ and l₁ is

8.
The advantage of reinforced concrete, is due to

9.
The steel generally used in R.C.C. work, is

10.
In a singly reinforced beam, the effective depth is measured from its compression edge to

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