A column hinged at one end and fixed at the other end has a cross-section of 20 mm by 30 mm. It is of length 1 m and made of material of young’s modulus of elasticity of 200 GPa. Which of the following statements are true for this column?
1
The effective length of the column is 707 mm
2
The column can be termed as intermediate column
3
The slenderness ratio of the column is 122.4 (20 – 200)
4
For a F.O.S of 2 during calculating critical load, maximum load allowed is 78.98 kN