Some Small Plasma Cutting Machines Have ______ and Can Be

question 22

Multiple Choice

Some small plasma cutting machines have ______ and can be used on 120V power.

• A) self-contained air compressors
• B) an argon cylinder for a shielding gas
• C) an oxygen cylinder for cutting gasses
• D) Both b and c are correct.

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Definitions:

Circular-Flow Diagram

A visual model of the economy that shows how dollars flow through markets among households and firms.

Capital

Resources made and used to produce and distribute goods and services; examples include machinery, buildings, and tools.

Firms

Business organizations that produce goods or services, often to make a profit.

Tariffs

Taxes imposed on imported goods, often to protect domestic industries or to raise government revenue.