GATE 2023 II Column and Struts II Quiz 20

A column has a square cross-section of 40 mm × 40 mm and effective length of 0.9 m. The type of column it is

Consider the following statements regarding long column.

1) In the case of the long column, the failure occurs by buckling.

2) Long column have a slenderness ratio more than 120

Which of these statements is/are correct?

Match list-I (End conditions of column) with list-II (Slenderness ratio as per end condition of column) & select the correct answer using the codes given below the lists: (where k is least radius of gyration)

Codes:

A B C D

Which of the following graph is correct representation between buckling stress (σ_e) and slenderness ratio (S).