When We Talk on a Phone, Instant Message, or Write

question 42

Multiple Choice

When we talk on a phone, instant message, or write back and forth in a chat room, we are __________.

• A) participating in economic convergence
• B) using a communication medium
• C) engaging in mass broadcasting
• D) enhancing our understanding of convergence

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Definitions:

Hydraulic Pump

A device that converts mechanical energy into hydraulic energy by forcing fluid from a reservoir into a hydraulic system.

Rpm

Stands for revolutions per minute, a measure of the frequency of rotation, specifically the number of rotations around a fixed axis in one minute.

Load

The amount of electrical power or physical weight that is applied or carried by a system or component.

Spool Valves

Mechanical devices used in hydraulic and pneumatic systems to control the flow of fluid or air, typically by moving a cylindrical spool within a housing to open or close channels.