A person of mass M = 60 kg lifts an object of mass m = 10 kg upward with acceleration a. If the magnitude of the normal force that the person feels from the floor the person is standing on is 796 N, what is the acceleration a?  (Neglect the mass of the accelerating arm of the person.)  In answering the problem to get the acceleration a, draw the free-body diagrams for the problem.

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter4: The Laws Of Motion
Section: Chapter Questions
Problem 1P: A force F applied to an object of mass m1 produces an acceleration of 3.00 m/s2. The same force...
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A person of mass M = 60 kg lifts an object of mass m = 10 kg upward with acceleration a. If the magnitude of the normal force that the person feels from the floor the person is standing on is 796 N, what is the acceleration a?  (Neglect the mass of the accelerating arm of the person.)

 In answering the problem to get the acceleration a, draw the free-body diagrams for the problem.

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