By 2030 the Population of Individuals 65 and Older Is

question 57

Multiple Choice

By 2030 the population of individuals 65 and older is expected to be

• A) 35 million
• B) 55 million
• C) 70 million.
• D) 80 million

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Definitions:

Sensors

Devices that detect and respond to some type of input from the physical environment, such as temperature, light, pressure, etc.

Electric Brake

A device that uses electrical energy to apply mechanical resistance for slowing or stopping motion.

Servo Motor

A specialized motor designed to provide precise control of angular or linear position, velocity, and acceleration.

Control Valve

A valve used to regulate the flow of a fluid by varying the size of the flow passage as directed by a signal from a controller.