Two Blocks Are Connected by a String That Goes Over

question 2

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:

Grouping

The cognitive process of organizing stimuli or elements into groups or categories based on similarity, proximity, or other relational criteria.

Size Constancy

The perception of an object as having a constant size, despite changes in the size of its retinal image due to variations in its distance from the observer.

Physical Dimensions

Measurements that describe the size, shape, and volume of objects or spaces.

Semicircular Canals

Three fluid-filled tubes in the inner ear that play a key role in maintaining balance by sensing rotations of the head.