A Mass M = 4

question 69

Multiple Choice

A mass m = 4.0 kg is connected,as shown,by a light cord to a mass M = 6.0 kg,which slides on a smooth horizontal surface.The pulley rotates about a frictionless axle and has a radius R = 0.12 m and a moment of inertia I = 0.090 kg⋅m².The cord does not slip on the pulley.What is the magnitude of the acceleration of m?

• A)2.4 m/s²
• B)2.8 m/s²
• C)3.2 m/s²
• D)4.2 m/s²
• E)1.7 m/s²

---

Definitions:

Middle Sentences

Sentences that appear between the beginning and ending of a paragraph, usually supporting, explaining, or elaborating on the main idea.

Paragraphs

Sections of writing that are organized by a central theme, idea, or argument, typically starting on a new line and often indented.

Important Information

Critical or vital data that is essential for understanding a situation or making a decision.

Full Sentences

Sequences of words that are grammatically complete, expressing a clear idea or statement.