Mariana and Jun are both pushing on a box. Mariana pushes the box to the right and Jun pushes to the left. The box is on rollers and so is essentially frictionless with the floor, but Mariana and Jun do have friction with the floor. Jun is "winning" the pushing match and all three objects, Jun, the box, and Mariana are accelerating to the left. Consider the following forces: fm: the force of friction on Mariana f: the force of friction on Jun FMB: the force of Mariana on the box FJB: the force of Jun on the box Which of the listed forces must be equal in magnitude and opposite in direction? Of; and FMB Mariana box Jun fm and FMB fm and fj no two of the four listed forces must be equal and opposite. FMB and FJB

Mariana and Jun are both pushing on a box. Mariana pushes the box to the right and Jun pushes to the left. The box is on rollers and so is essentially frictionless with the floor, but Mariana and Jun do have friction with the floor. Jun is "winning" the pushing match and all three objects, Jun, the box, and Mariana are accelerating to the left. Consider the following forces: fm: the force of friction on Mariana f: the force of friction on Jun FMB: the force of Mariana on the box FJB: the force of Jun on the box Which of the listed forces must be equal in magnitude and opposite in direction? Of; and FMB Mariana box Jun fm and FMB fm and fj no two of the four listed forces must be equal and opposite. FMB and FJB

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

Mariana and Jun are both pushing on a box. Mariana pushes the box to the right and Jun pushes to the left. The box is on rollers and so is essentially
frictionless with the floor, but Mariana and Jun do have friction with the floor. Jun is "winning" the pushing match and all three objects, Jun, the box, and
Mariana are accelerating to the left. Consider the following forces:
fm: the force of friction on Mariana
f;: the force of friction on Jun
FMB: the force of Mariana on the box
FJB: the force of Jun on the box
Which of the listed forces must be equal in magnitude and opposite in direction?
Of; and FMB
Mariana
box
Jun
fm and FMB
fm and fj
no two of the four listed forces must be equal and opposite.
FMB and FJB

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