Three Identical Blocks Move Either on a Horizontal Surface, Up

question 52

Multiple Choice

Three identical blocks move either on a horizontal surface, up a plane, or down a plane, as shown below. They all start with the same speed and continue to move until brought to rest by friction. Rank the three situations according to the mechanical energy dissipated by friction, least to greatest.

• A) The same for all cases
• B) 1, 2, 3
• C) 1, then 2 and 3 tie
• D) 3, 2, 1
• E) 2, 1, 3

---

Definitions:

Liabilities

Financial obligations or debts owed by a company to external parties, which must be settled over time through the transfer of economic benefits.

Assets

Resources owned by a company that have economic value and can be measured and expressed in monetary terms.

Financial Accounting

The branch of accounting that focuses on the preparation of financial statements for external use, adhering to standardized guidelines.

External Decision Makers

Individuals or entities outside of a company that use its financial information to make decisions, such as investors and creditors.