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:

Somatic Nervous System

A subdivision of the peripheral nervous system (PNS); it transmits sensory signals and motor signals back and forth between the central nervous system (CNS) and the skin, muscles, and joints.

Muscles and Joints

Components of the musculoskeletal system, with muscles providing the force to move the body and joints allowing for motion between bones.

Parietal Lobes

Regions of the brain located behind the frontal lobes, involved in processing sensory information and spatial orientation.

Sense of Touch

The ability to perceive and interpret information through physical contact, using receptors in the skin to detect pressure, temperature, and pain.