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+//Caption:overall_transfer_function_of_given_system
+//example 5.9.10
+//page 108
+syms Ra Kt Jm fm Kb
+//where Ra=armature_resistance; Kt=motor_torque_const; Jm=moment_of_inertia; fm=coeff_of_viscous_friction; Kb=motor_back_emf_const
+s=%s;
+a=Kt/(s*Ra*(s*Jm+fm));
+a=simple(a);
+b=s*Kb;
+c=a/(1+a*b);
+c=simple(c);
+disp(c,"Q(s)/V(s)=");//overall_transfer_function
+Kt=0.183;Kb=0.183;Ra=4.8;Jm=.004;fm=0.0015;
+a=Kt/(s*Ra*(s*Jm+fm));
+b=s*Kb;
+c=a/(1+a*b);
+disp(c,"Q(s)/V(s)=");//overall_transfer_function_after substituting value in above equation
+\ No newline at end of file