What Is the Maximum Possible Efficiency of an Engine Operating

question 18

Multiple Choice

What is the maximum possible efficiency of an engine operating between the boiling and freezing points of water at sea level?

• A)0.27
• B)0.49
• C)0.61
• D)0.85
• E)1.0

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Definitions:

Materials Standards

Benchmarks or specifications set for the quality, quantity, and cost of materials used in production to achieve performance and efficiency goals.

Direct Materials Purchases Variance

This term refers to the difference between the actual cost of materials purchased and the expected (standard) cost of materials needed to manufacture the products during a specific period.

Materials Price Variance

The difference between the actual cost of materials and the expected (standard) cost.

Raw Material

The basic material from which a product is made, used in the initial stages of production.