Technician a Says That Worn Guides and Missing Valve Stem

question 53

Multiple Choice

Technician A says that worn guides and missing valve stem seals lead to high oil consumption and blue smoke during acceleration. Technician B says that oil in the guides can carbonize, accelerating stem wear, and lead to more particulate emissions. Who is right?

• A)A only"
• B)B only"
• C)Both A and B
• D)Neither A nor B"

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Definitions:

Cheating

Dishonest behavior or attempting to gain an unfair advantage in a competitive situation.

Marginal Cost

The advancement in overall fees incurred by producing an extra unit of a good or service.

Market Demand Curve

A graphical representation that shows the quantity of goods that consumers in a market are willing to buy at different prices.

Herfindahl-Hirschman Index (HHI)

A measure of market concentration that is calculated by squaring the market share of each firm competing in a market and then summing the squares.