Multiple Valve Engines Tend to Be More Efficient Than Engines

question 53

Multiple Choice

Multiple valve engines tend to be more efficient than engines with two valves per cylinder because:

• A)larger valve area improves the air flow.
• B)air velocity is increased.
• C)less engine power is lost to spring opening drag.
• D)All the answers are correct.

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Definitions:

Setup Cost

A fixed cost incurred each time a production process or activity is initiated, which includes costs associated with preparing equipment and facilities for manufacturing.

Carrying Cost

The expenses associated with storing and maintaining inventory, including warehousing, insurance, and spoilage costs.

Safety Stock

Additional inventory kept to prevent stockouts, typically used as a buffer against demand variability or supply chain disruptions.

Lead Time

The total time taken from the initiation of a process or project to its completion.