AP Physics C: Mechanics - Unit 2 MCQ with Answers
AP Physics C: Mechanics - Unit 2 MCQ with Answers A person is cleaning a wall by pushing a brush against the wall, as shown in the figure. The person is pushing the brush upward with an increasing speed. Which of the following free-body diagrams best represents the motion described? - Answer>> D. 3 vectors. This figure shows a vector pointing up and to the right. The component to the right is approximately equal to the vector to the left. The component upward is greater than the vector downward. This would indicate a net force and acceleration directed upward. Thus, if the brush is moving upward, it will be speeding up.
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