Cantilever Beam Couple moments M at the free end can be expressed as:
'theta = (M* l) / (E*I)'
Where:-
M = Couple Moment
l = length of beam (m, mm, in)
E = modulus of elasticity (Pa (N/`m^2`), N/`mm^2`, psi)
I = moment of Inertia (`m^4`,`"mm"^4`, `"in"^4`)
