5. (20%) For a heat transfer problem, the energy equation can be simplified and expressed asnon-dimensionally, and the boundary and initial conditions are=forallt≥ 0, and θ(x, 0) = Solve the non-dimensional temperature θ.
五、考慮【圖 1】電路,其中。(共 3 題,共 20 分)
(三)當 A≅ +∞時,請繪出的波德圖(Bode plot)。(10 分)