A 12-G Bullet Moving Horizontally Strikes and Remains in a 3.0-Kg

question 76

Multiple Choice

A 12-g bullet moving horizontally strikes and remains in a 3.0-kg block initially at rest on the edge of a table. The block, which is initially 80 cm above the floor, strikes the floor a horizontal distance of 120 cm from its initial position. What was the initial speed of the bullet?

• A) 0.68 km/s
• B) 0.75 km/s
• C) 0.81 km/s
• D) 0.87 km/s
• E) 0.41 km/s

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Definitions:

Monopolistic Competitors

Firms operating in a market structure characterized by many firms selling products that are similar but not identical, allowing for some degree of market power.

Minimum ATC

The lowest point on the Average Total Cost curve, where a firm is most efficient in its production.

Monopolistically Competitive

A market structure characterized by many sellers offering similar but not identical products, allowing for some control over pricing and competition based on product differentiation.

Zero Economic Profits

A situation where a firm's total revenues exactly equal its total costs, including opportunity costs, resulting in neither economic profit nor loss.