Photoelectric Switches Have All but Which of the Following Components

question 14

Multiple Choice

Photoelectric switches have all but which of the following components?

• A) transmitter
• B) transformer
• C) receiver
• D) switching device

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Definitions:

Substernal Retraction

A sign of respiratory distress, characterized by inward movement of the area below the breastbone during inhalation.

NG Tube

A nasogastric (NG) tube is a thin, flexible tube inserted through the nose, down the esophagus, and into the stomach for feeding or medication delivery.

Intermittent Suction

A medical procedure or device setup that applies suction at intervals, rather than continuously, to remove bodily fluids or gases.