A rotating shaft is being designed to carry 6 MW of power at a speed of 3000 rpm .
1. What is the smallest diameter solid steel shaft
[
G=
85 GPa
,
"{\\tau_{failure}}"
=
100 MPa
]
that can be used if the power factor of safety is
2.3
?
2. At rated power, what is the maximum shear strain in the shaft?
3. At rated power, what is the angle of twist per unit length of the shaft?