An Oil Film with Refractive Index 1

question 8

Multiple Choice

An oil film with refractive index 1.48 and thickness 290 nm is floating on water and illuminated with white light at normal incidence.What is the wavelength of the dominant color in the reflected light?

• A)green (541 nm)
• B)blue-green (493 nm)
• C)violet (404 nm)
• D)yellow (572 nm)
• E)blue (470 nm)

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Definitions:

Pure Strategy Equilibria

In game theory, a situation where each player chooses one strategy and no player can benefit by changing their strategy while the other players keep theirs unchanged.

Swerve

A sudden change in direction or position, often used in strategic contexts to describe a deviation from a previously expected path.

Nash Equilibrium

An idea in game theory in which each participant chooses the best strategy considering the strategies chosen by all other participants in the game.

Press Button

A simple mechanism that, when pressed, activates or controls a device.