What Is the Minimum Thickness of a Nonreflecting Film Coating

question 52

Multiple Choice

What is the minimum thickness of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 nm?

• A)250 nm
• B)192 nm
• C)167 nm
• D)96.2 nm
• E)83.6 nm

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Definitions:

Significance Level

In statistics, a threshold of probability set for rejecting the null hypothesis, indicating the strength of the evidence against the null hypothesis.

Mean Difference

The average of differences between pairs of observations in a dataset.

Standard Deviation

A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.

Paired T-test

A statistical test used to compare the means of two related groups to determine if there is a significant difference between them.