A Machine Puts Out 100 Watts of Power for Every

question 69

Multiple Choice

A machine puts out 100 Watts of power for every 1000 Watts put into it. The efficiency of the machine is

• A) 10%.
• B) 90%.
• C) 110%.
• D) 50%.
• E) none of these

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Definitions:

Fish

Aquatic vertebrates that live in water, breathe with gills, and typically have fins and scales.

Increasing Returns to Scale

A situation in production where an increase in the quantity of inputs leads to a proportionally larger increase in output.

Comparative Advantage

The ability of an individual, firm, or country to produce a good or service at a lower opportunity cost than competitors.

Geegaws

Decorative trinkets or gadgets that are often considered unnecessary or superficial.