A 360-Nm Thick Oil Film Floats on the Surface of the Water.The

question 17

Multiple Choice

A 360-nm thick oil film floats on the surface of the water.The indices of refraction of the oil and the water are 1.5 and 1.33,respectively.The surface of the oil is illuminated from above at normal incidence with white light.What TWO wavelengths of light in the 400-nm to 800-nm wavelength band are most strongly reflected?

• A) 410 nm and 700 nm
• B) 430 nm and 720 nm
• C) 450 nm and 740 nm
• D) 470 nm and 760 nm
• E) 490 nm and 780 nm

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Definitions:

Boxplot

A visual display of data indicating the five-number summary of a distribution, including the minimum, first quartile, median, third quartile, and maximum.

Percentile

A value below which a given percentage of observations in a group of observations falls, used to understand and interpret data by comparing individuals to a larger sample.

Observations

Data points or pieces of information gathered through the senses or instruments during an experiment or study.

Bell-Shaped

Describes the symmetric shape of a distribution that is highest in the middle and tapers off towards both ends, characteristic of a normal distribution.