​What Two Terms Do Welders Often Use Interchangeably When Speaking

question 4

Multiple Choice

​What two terms do welders often use interchangeably when speaking about welding current?

• A) ​arc length and heat
• B) ​AC and DC
• C) ​heat and amperage
• D) ​voltage and amperage

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Definitions:

Air Pockets

Small areas where air is trapped, often leading to turbulence when encountered by aircraft.

Trachea

The windpipe, a tube that connects the pharynx and larynx to the lungs, allowing for air passage.

Adam's Apple

A noticeable bulge in the human neck, more prominent in males, formed by the thyroid cartilage surrounding the larynx.

Vocal Cords

Bands of tissue in the larynx that vibrate to produce sound when air passes through them during speech or singing.