A Certain Heat Engine Extracts 1

question 78

Multiple Choice

A certain heat engine extracts 1.30 kJ of heat from a hot temperature reservoir and discharges 0.70 kJ of heat to a cold temperature reservoir.What is the efficiency of this engine?

• A)46%
• B)54%
• C)86%
• D)27%
• E)13%

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Definitions:

Accountants

Professionals who perform financial functions related to the collection, accuracy, recording, analysis, and presentation of a business, organization, or individual's financial operations.

Tax Code

The system of laws and regulations that govern the levying of taxes on individuals, businesses, and other entities, which outlines the rates, exemptions, and enforcement policies.

Real Incomes

Income of individuals or nations adjusted for inflation, reflecting the purchasing power of the income.

Nominal Interest Payments

The amounts paid by borrowers to lenders as the cost of borrowing money, not adjusted for inflation.