A Car of Mass 2000 Kg Is Traveling at 22

question 75

Multiple Choice

A car of mass 2000 kg is traveling at 22.0 m/s on a day when the temperature is 20.0^oC. The driver steps on the brakes and stops the car. By how much does the entropy of the universe increase?

• A) 1.6 kJ/K
• B) 24 kJ/K
• C) 4.8 × 105 J/K
• D) 0.15 kJ/K
• E) 3.3 kJ/K

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Definitions:

Long-Run Equilibrium

A state in which all aspects of the economy, including supply and demand, are in balance, and all economic agents have fully adjusted to any changes.

Decrease in Demand

refers to a situation where consumers' desire and ability to purchase a product or service diminishes, leading to a downward shift in the demand curve.

Short Run

A time period in economics during which at least one input (such as plant size) is fixed and cannot be changed.

Long Run

A period of time in economics during which all factors of production and costs are variable, allowing full adjustment to changes.