A Single-Slit Diffraction Pattern Is Formed on a Distant Screen

question 43

Multiple Choice

A single-slit diffraction pattern is formed on a distant screen.Assuming the angles involved are small,by what factor will the width of the central bright spot on the screen change if the slit width is doubled?

• A) It will be cut to one-quarter its original size.
• B) It will be cut in half.
• C) It will double.
• D) It will become four times as large.
• E) It will become eight times as large.

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Definitions:

Modern-day

Pertaining to the present time or the current era, often used to contrast with historical periods.

Sponges

Simple aquatic animals belonging to the phylum Porifera, characterized by their porous bodies that filter nutrients from water.

Geological Eon

A major division of geological time, lasting billions of years, that divides Earth's history into significant phases.

Archean

A geological eon extending from about 4.0 to 2.5 billion years ago, characterized by the formation of the Earth's first stable continental crust.