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Physics - Vertical Motion

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A 64kg person is standing on a scale in an elevator. the elevator is rising at a constant velocity but then begins to slow, with an acceleration of 0.59m/s^2. What is the sign of the acceleration? What is the reading on the scale while the elevator is accelerating.

  • Physics - Vertical Motion -

    fg +fps = ma
    where fg is the force due to gravity
    fps is the force due to the person on the scale
    ma is the submission of the forces of Fy

    re-arrange the formula to find Fps.

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