A Portion of a Soap Bubble Appears Yellow $\lambda$ = 5880 Nm in Vacuum) When Viewed at Normal Incidence in =

question 2

Multiple Choice

A portion of a soap bubble appears yellow ( $\lambda$ = 588.0 nm in vacuum) when viewed at normal incidence in white light. Determine the two smallest, non-zero thicknesses for the soap film if its index of refraction is 1.40.

• A)89 nm and 179 nm
• B)89 nm and 268 nm
• C)105 nm and 315 nm
• D)125 nm and 375 nm.
• E)170 nm and 536 nm

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