A 60 Kg Box Slides Down an Inclined Plane That Makes

question 49

Multiple Choice

A 6.0 kg box slides down an inclined plane that makes an angle of 39° with the horizontal.If the coefficient of kinetic friction is 0.19,at what rate does the box accelerate down the slope? (Use g = 9.8 m/s². )

• A)4.7 m/s²
• B)5.2 m/s²
• C)5.5 m/s²
• D)6.2 m/s²

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Definitions:

Visual Cliff

A research tool used to measure infants' perception of depth and their ability to perceive danger in simulated environments.

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The visual ability to perceive the world in three dimensions (3D) and to judge the distance of objects.

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The clarity or sharpness of vision, measured as the ability to discern letters or numbers at a standardized distance on an eye chart.