試題詳解

25. A wave in air is incident upon a soil surface at θ₁ =40°. If soil has ε_r = 2.2 and μr=1, determine Γ_⊥and τ_⊥.
(A)Γ_⊥=-0.48,τ_⊥=0.52
(B)Γ_⊥=-0.27,τ_⊥=0.52
(C)Γ_⊥=0.27,τ_⊥=0.73
(D)Γ_⊥.=-0.48,τ_⊥=0.73