# Numerical - Factor of safety, given axial force & shear force

**Q. A circular bar is subjected to an axial force and shear force, the difference between two principle stresses is 120 Mpa. Based on maximum shear stress theory what is the factor of safety, if elastic limit of the bar is 300 Mpa?***- Published on 23 Sep 15***a.** .5

**b.** 2

**c.** 2.5

**d.** 3

**ANSWER: 2.5 **