21.
If a concrete column 200 × 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec

22.
Slenderness ratio of a long column, is

25.
For beams breadth is constant,

28.
A steel rod of sectional area 250 sq. mm connects two parallel walls 5 m apart. The nuts at the ends were tightened when the rod was heated to 100°C. If αsteel = 0.000012/C°, Esteel = 0.2 MN/mm2, the tensile force developed at a temperature of 50°C, is

30.
A close coil helical spring when subjected to a moment M having its axis along the axis of the helix

Read More Section(Theory of Structures)

Each Section contains maximum 100 MCQs question on Theory of Structures. To get more questions visit other sections.