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categoryفيزياء schoolبكالوريوس event_available2026-07-14

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Question 2. You push your lawnmower (mass = 20 kg) across the lawn at constant speed. To do so, you must exert 150 N of force on the handle. The handle makes a 35° angle with the horizontal. a. Using the steps below, make a big quantitative force diagram for the lawnmower. b. Calculate the horizontal component of the force you apply. C. How does size of the horizontal component of the force you apply to the lawnmower compare to the size of frictional force on the lawnmower? Briefly explain why. d. Write an equation for all of the vertical forces on the lawnmower. e. Calculate the size of the normal force.

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