alculate the final speed ?? of a 2.00-kg object that is pushed for 31.0 m by a 40.0‑N force directed 30.0∘ below the horizontal on a level, frictionless floor, as shown in the figure. Assume the object starts from rest.

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Q: As shown in the figure below, a box of mass m = 31.0 kg is sliding along a horizontal frictionless…

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