Which of the Following Is True About Free Space Optics

question 19

Multiple Choice

Which of the following is true about free space optics?

• A) primarily used for indoor applications
• B) speeds are comparable to fiber optic
• C) beams can be harmful to human eyes
• D) link heads must be mounted outdoors

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Definitions:

Physiological Psychology

A subfield of psychology that studies the physiological bases of psychological processes and behaviors.

Subjective Feelings

Personal experiences of emotions and sensations that cannot be objectively measured.

Dependent Variable

In an experiment, it is the variable being tested and measured, which is expected to change under different conditions.

Skin Conductance

A measure of the electrical conductance of the skin, which varies with its moisture level and is used as an indicator of emotional or psychological arousal.