The Duty Cycle Is the Percentage of Time a Welding

question 23

Multiple Choice

The duty cycle is the percentage of time a welding machine can be used ____.

• A) to work safely
• B) to tack weld
• C) on steel
• D) continuously

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Definitions:

Osteons

The fundamental functional unit of much compact bone, encompassing concentric layers of mineralized matrix and a central canal.

Canaliculi

Small, channel-like structures in bone tissue that permit the exchange of nutrients and wastes between blood vessels and osteocytes.

Collagen Fibers

Strong, flexible bundles of the protein collagen that are major components of connective tissue, skin, bone, ligaments, and tendons, providing structure and strength.

Connective Tissue

Tissue that supports, connects, or separates different types of tissues and organs in the body, composed of cells embedded in an extracellular matrix.