A Convex Refracting Surface Has a Radius of 12 Cm

question 61

Multiple Choice

A convex refracting surface has a radius of 12 cm.Light is incident in air (n = 1) and refracted into a medium with an index of refraction of 2.To obtain light with rays parallel to the central axis after refraction a point source should be placed on the axis:

• A)3 cm from the surface
• B)6 cm from the surface
• C)12 cm from the surface
• D)18 cm from the surface
• E)24 cm from the surface

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Definitions:

Quartz

A hard, crystalline mineral composed of silicon dioxide, commonly found in many types of rocks and used in various industrial applications.

Sedimentary Rock

Rock formed from the accumulation of sediment, which can be transported by water, wind, or ice, and often contains fossils.

Burial

In geology, this refers to the process of layering sediments on top of each other, which can lead to the formation of sedimentary rocks or the fossilization of organisms.

Compaction

Process by which soil, sediment, and volcanic materials lose pore space in response to the weight of overlying material.