Using a Form of Transmission That Allows Multiple Signals to Travel

question 12

Multiple Choice

Using a form of transmission that allows multiple signals to travel simultaneously over one medium is known as which of the following options?

• A)embedding
• B)multiplexing
• C)coupling
• D)modulating

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Definitions:

Vacuum Pump

A device that removes gas molecules from a sealed volume in order to create a partial vacuum.

Refrigerant Container

A special container designed to hold refrigerant, a substance used in air conditioning systems to absorb and release heat, under pressure.

Ozone

Triatomic oxygen (O3); an oxygen molecule consisting of three bonded oxygen atoms. The ozone layer in the Earth’s stratosphere helps protect the atmosphere from harmful solar ultraviolet radiation.

CFCs

Chlorofluorocarbons, a class of chemicals used in refrigerants and aerosol propellants, known to contribute to ozone layer depletion.