Technician a Says the Oxygen Sensor (O₂S)detects Misfires by Monitoring

question 37

Multiple Choice

Technician A says the oxygen sensor (O₂S) detects misfires by monitoring the amount of unburned fuel in the exhaust system. Technician B says a heating element inside the sensor allows the sensor to reach operating temperature quickly and to maintain its temperature during periods of idling or low engine load. Who is correct?

• A)A only
• B)B only
• C)both A and B
• D)neither A nor B

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Definitions:

Demand Schedule

A demand schedule is a table showing the quantity demanded of a good or service at different price levels, typically illustrating the inverse relationship between price and quantity demanded.

Marginal Cost

The variation in overall expenses that occurs with a one-unit increase in production.

Typeset

The arrangement and setting of textual material in a specific style and size of type for printing.

Zero Marginal Cost

The situation in which producing an additional unit of a good or service does not incur any additional cost.