A 60-kg person stands on a scale in an elevator. How many newtons does the scale read

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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 it is descending with an acceleration of 1 m/s2;

(c) when it is ascending at a constant speed of 3 m/s;

(d) when it is descending at a constant speed of 3 m/s;

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The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

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