engineering recuitment ISRO Scientist Mechanical Mock Test Strength of Materials Torsion of Shaft Equation of Torsion
A hollow circular shaft has an external diameter of 120 mm and internal diameter 60 mm. if the stresses at inner fiber and outer fiber are found to be 20 MPa and 40 MPa. What is the ratio of angle of twist at inner and outer fiber?
1
2
2
0.5
3
1
4
1.2