A Shoe on an Inclined Surface Barely Remains at Rest

question 24

Multiple Choice

A shoe on an inclined surface barely remains at rest when friction equals the

• A)weight mg of the shoe.
• B)component of mg perpendicular to the surface.
• C)component of mg parallel to the surface.
• D)none of the above

---

Definitions:

Average Cost

Average cost is the total cost of production divided by the number of goods produced, indicating the cost per unit of output.

Purely Competitive Firm

A firm that operates in a purely competitive market, characterized by many competitors, homogeneous products, and free market entry and exit.

Monopolistic Competitor

A firm that operates in a market with many other firms offering similar but not identical products, leading to competitive pricing and product differentiation.

Monopolistically Competitive

A market structure characterized by many firms selling similar but not identical products, allowing for some degree of market power and price control by individual firms.