In a System Composed of an Ideal Gas Contained in a Cylinder

question 99

Multiple Choice

In a system composed of an ideal gas contained in a cylinder fitted with a piston,a reversible adiabatic expansion causes the temperature of the gas to drop because

• A)heat is given up by the system when the piston moves.
• B)the pressure of the gas remains constant.
• C)work is done on the system as the gas expands.
• D)work done by the system is done entirely at the expense of its internal energy.
• E)heat is absorbed by the piston when it does work.

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Definitions:

Free Market Ethics

Ethical principles that support or relate to the functioning of unregulated markets and the voluntary exchange between parties.

Milton Friedman

An influential American economist known for his advocacy of free markets, limited government, and a pioneering contributor to the fields of economics and statistics.

Social Responsibility

The idea that businesses should balance profit-making activities with activities that benefit society; it involves developing businesses with a positive relationship to the society in which they operate.

Profits

The financial gains obtained after subtracting the costs and expenses from the total revenue generated by a business or investment.