Two Blocks Are Connected by a String That Goes Over

question 9

Multiple Choice

Two blocks are connected by a string that goes over an ideal pulley as shown in the figure. Block A has a mass of 3.00 kg and can slide over a rough plane inclined 30.0° to the horizontal. The coefficient of kinetic friction between block A and the plane is 0.400. Block B has a mass of 2.77 kg. What is the acceleration of the blocks?

• A) 0.392 m/s²
• B) 1.96 m/s²
• C) 3.12 m/s²
• D) 5.35 m/s²
• E) 0.00 m/s²

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Definitions:

Gender

Socially constructed roles, behaviors, expressions, and identities of girls, women, boys, men, and gender-diverse people.

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A relationship or linkage between two or more variables, where changes in one variable might be related to changes in another.

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A category of people classified by age, often used in research and marketing to target specific demographics.

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