Circuit Theory/Phasors/Examples/Example 9/m-filec

syms t; Vm = 120*2^.5 w = 377; p = 2*pi/3; L = .01; R = 10; IL = Vm *cos(w*t + p - pi/2)/(w*L); vpa(IL,3) Is = Vm * (1/R^2 + 1/(L*w)^2)^.5*cos(w*t + p - atan(R/(L*w))); vpa(Is,3) t = 0; IL = Vm *cos(w*t + p - pi/2)/(w*L); vpa(IL,3) Is = Vm * (1/R^2 + 1/(L*w)^2)^.5*cos(w*t + p - atan(R/(L*w))); vpa(Is,3)