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 α_steel = 0.000012/C°, E_steel = 0.2 MN/mm², the tensile force developed at a temperature of 50°C, is

A compound bar consists of two bars of equal length. Steel bar cross-section is 3500 mm<sup>2</sup> and that…

In column analogy method, the area of an analogous column for a fixed beam of span L and flexural rigidity E$$I$$ is tak…

If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 10<sup>5</sup> N/mm<sup>2</sup>…

When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal membe…

In case of principal axes of a section

For the close coil helical spring of the maximum deflection is

A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a…

A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the ro…