When Light Is Totally Polarized by Reflection at an Interface $\theta$

question 34

Multiple Choice

When light is totally polarized by reflection at an interface between two materials where the index of refraction for the incident medium is n₁ and for the other is n₂,the incident angle is given by $\theta$ = tan^-1(n₂/n₁) .This equation holds

• A) only when n₂ > n₁.
• B) only when n₁ > n₂.
• C) only when n₂ > n₁ + 1.
• D) only when n₂ < n₁ + 1.
• E) for all values of n₁ and n₂.

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Definitions:

Branched Alkanes

Hydrocarbons that contain a main chain of carbon atoms with one or more side chains or branches, affecting their physical and chemical properties.

Linear Alkanes

Alkanes that consist of carbon atoms arranged in a straight chain, without any branches.

Methylpentane

A hydrocarbon molecule with the chemical formula C6H14, representing an isomer of hexane, used in various chemical applications.

Methyl Group

An alkyl derived from methane, containing one carbon atom bonded to three hydrogen atoms - CH3.