Which of the Patterns Shown Below Would Appear on a Screen

question 18

Multiple Choice

Which of the patterns shown below would appear on a screen when monochromatic light first passes through a narrow slit for which a = λ and then strikes the screen? Note that the darkest area in each illustration represents the brightest area on the screen.

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Definitions:

Income Level

A measure of the amount of monetary earnings or revenue a person, family, or household receives within a specified time period, often used to gauge economic status.

Welfare State

A government system that provides a range of social security and welfare benefits to its citizens.

Income Inequality

The unequal distribution of income within a population, leading to disparities in wealth and living standards.

Wealthy Country

A nation characterized by a high standard of living and a strong economic system, usually measured by gross domestic product (GDP) per capita.