The Coefficient of Static Friction Between the Tires of a Car

question 42

Multiple Choice

The coefficient of static friction between the tires of a car and the street is µ_s = 0.58. Of the following, what is the steepest inclination angle of a street on which a car can be parked (with wheels locked) without slipping?

• A) 22.5 \(\degree\)
• B) 30 \(\degree\)
• C) 38 \(\degree\)
• D) 45 \(\degree\)

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Definitions:

Marginal Utilities

The extra pleasure or benefit a consumer gets from purchasing and using an additional unit of a product or service.

Utility-Maximizing

A principle in economics where consumers aim to achieve the highest level of satisfaction with their choices, subject to their income and the prices of goods and services.

Marginal Utility

Marginal Utility represents the additional satisfaction or utility a consumer gains from consuming one more unit of a good or service.

Diminishing Marginal Utility

A principle stating that as a person increases consumption of a product, there is a decline in the satisfaction or utility they derive from each additional unit.