An Air/fuel Ratio Sensor Is Different from an Oxygen Sensor

question 40

Multiple Choice

An air/fuel ratio sensor is different from an oxygen sensor in that ______.

• A)the signal output is a varying current (amps)
• B)as the mixture becomes leaner, its output signal increases
• C)the output responds to minor changes in air/fuel mixture
• D)All the answers are correct.

---

Definitions:

Four-firm Concentration Ratio

A measure that represents the market share of the four largest firms in an industry, used to assess the degree of competition and concentration in the market.

Mutual Interdependence

A situation in which entities rely on each other to a significant extent, particularly relevant in markets with a few dominant firms.

Antitrust Laws

Legislation enacted to prevent anti-competitive practices, monopolies, and to promote fair competition for the benefit of consumers.

Market Share

The portion of total sales in a market captured by a specific company, product, or brand, usually expressed as a percentage.