All of the Following Statements About the EGR Valve Are

question 16

Multiple Choice

All of the following statements about the EGR valve are true, EXCEPT:

• A) the EGR valve creates a controlled vacuum leak between the intake and exhaust manifolds
• B) an EGR valve that is stuck closed will cause high NO_X emissions
• C) the vacuum to many vacuum actuated EGR valves is controlled by a solenoid
• D) an EGR valve that is stuck in the open position will cause detonation

---

Definitions:

Generic Items

Products that are marketed without a brand name and are typically lower in price than branded equivalents.

Monopolistically Competitive

Describes a market structure where many firms sell products or services that are similar but not identical, allowing for some degree of market power.

Monopolistically Competitive

Refers to a market structure where many firms sell products that are similar but not identical, allowing for some degree of market power and product differentiation.

Profit-maximizing Output

The level of production at which a firm achieves the highest possible profit, where marginal revenue equals marginal cost.