Equipment Protection Techniques May Include Explosionproof Junction Boxes, Dusttight Enclosures

question 3

Multiple Choice

Equipment protection techniques may include explosionproof junction boxes, dusttight enclosures, heremetic sealing and ____.

• A) polycoating material
• B) non-flammable paint
• C) nonincendive wiring
• D) damping technique

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Definitions:

Bar Chart

A graphical display of data using bars of different heights or lengths to compare various categories.

Scatter Chart

A type of graph used in statistics to display values for two variables for a set of data, showing the relationship between them.

Stock Chart

A graphical representation of a stock's price movements over a period of time.