A 30-Kg Block Slides on a Frictionless 20° Inclined Plane

question 5

Multiple Choice

A 3.0-kg block slides on a frictionless 20° inclined plane. A force of 16 N acting parallel to the incline and up the incline is applied to the block. What is the acceleration of the block?

• A) 2.0 m/s² down the incline
• B) 5.3 m/s² up the incline
• C) 2.0 m/s² up the incline
• D) 3.9 m/s² down the incline
• E) 3.9 m/s² up the incline

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