A hollow circular shaft of inner radius 10 mm, outer radius 20 mm and length 1 m is to be used
Q. A hollow circular shaft of inner radius 10 mm, outer radius 20 mm and length 1 m is to be used as a torsional spring. If the shear modulus of the material of the shaft is 150 GPa, the torsional stiffness of the shaft (in kN-m/rad) is____________(correct to two decimal places).
Ans: 35.343
Sol:
