Q4: For each of the rotational mechanical systems shown below, find the transfer function G(s)= 0(s)/T(s) for (a); write but do not solve the equations of motion for (b) (5 rotation angles need to be assigned from left to right). 8 N-m-s/rad 8(1) 5 kg-m T(1) 0(1) 2 N-m-s/rad T(1) 3 kg-m2 0000 9 N-m/rad 0000 3 N-m/rad fo-0000 J2 0000 J3 K K 0000 K3 (b) (a)