A Light Wave Traveling at Speed V₁ in Medium 1 $\theta$

question 55

Multiple Choice

A light wave traveling at speed v₁ in medium 1 passes into medium 2 where its speed is v₂.By which of the following equations is the frequency f₁ of the wave in medium 1 related to its frequency f₂ in medium 2? ( $\theta$ ₁ and $\theta$ ₂ are the angles of incidence and refraction.)

• A)f₁ sin \(\theta\)₁ = f₂ sin \(\theta\)₂
• B)f₁v₂ = f₂v₁
• C)f₁ = f₂
• D)f₁v₁ = f₂v₂
• E)f₁ sin \(\theta\)₂ = f₂ sin \(\theta\)₁

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