A 60 kg person stands on a scale in an elevator. How many Newtons does the scale read: a) when the elevator is ascending with an acceleration of 1 m/s2? b) when the elevator is descending with an acceleration of 1 m/s2? c) when the elevator is ascending at a constant speed of 3 m/s?

Glencoe Physics: Principles and Problems, Student Edition
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ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter4: Forces In One Dimension
Section: Chapter Questions
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A 60 kg person stands on a scale in an elevator.  How many Newtons does the scale read:

  1. a)   when the elevator is ascending with an acceleration of 1 m/s2?
  2. b)   when the elevator is descending with an acceleration of 1 m/s2?
  3. c)   when the elevator is ascending at a constant speed of 3 m/s?
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