Theory of Structures
A steel rod 1 metre long having square cross section is pulled under a tensile load of 8 tonnes. The extension in the rod was 1 mm only. If Esteel = 2 × 106 kg/cm², the side of the rod, is_____.
- A. 1 cm
- B. 1.5 cm
- C. 2 cm
- D. 2.5 cm