A 500-Kg Cannon Fires a 4

question 58

Multiple Choice

A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. What is the recoil speed of the cannon?

• A) 1.0 m/s
• B) 2.0 m/s
• C) 4.0 m/s
• D) 6.0 m/s
• E) 8.0 m/s

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Definitions:

Microeconomics

The branch of economics that focuses on the actions of individuals and industries, like the dynamics between buyers and sellers, market equilibriums, and the effect of government regulations.

Individual Industries

Specific sectors of the economy focused on the production of certain types of goods or services.

Decision-Making Units

Groups or individuals within an organization that have the authority and responsibility to make choices that affect organizational outcomes.

Positive Economics

An approach to economics that seeks to understand behavior and the operation of systems without making judgments. It describes what exists and how it works.