The cross-sectional area of the conduit is A = 0.004 m 2 , and its wall thickness is t = 3 mm. It will safely support an average shear stress in the walls of 100 MPa. Based on this criterion, what is...

The cross-sectional area of the conduit is
A
= 0.004 m², and its wall thickness is
t
= 3 mm. It will safely support an average shear stress in the walls of 100 MPa. Based on this criterion, what is the largest axial torque
T
that can safely be applied to a section of the conduit?