A 3.0 meter long uniform plank of mass 50 kg is placed on top of two sawhorses one at each end. A 7 kg raccoon stands 1.0 m from the left end and a 0.8 kg squirrel stands on top of the right end. What upward force does each sawhorse exert to keep this system in equilibrium exert?

A 3.0 meter long uniform plank of mass 50 kg is placed on top of two sawhorses one at each end. A 7 kg raccoon stands 1.0 m from the left end and a 0.8 kg squirrel stands on top of the right end. What upward force does each sawhorse exert to keep this system in equilibrium exert?

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter8: Rotational Equilibrium And Rotational Dynamics

Section: Chapter Questions

Problem 8WUE: A horizontal plank 4.00 m long and having mass 20.0 kg rests on two pivots, one at the left end and...

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Question

Number 9. Can you explain the process detailed on how to get the solution? I tried multiple times to solve this, but I am still not getting the correct answer.

(9) A 3.0 meter long uniform plank of mass 50 kg is placed on top of two sawhorses one at each end.
A 7 kg raccoon stands (1.0 m from the left end and a 0.8 kg squirrel stands on top of the right end.
What upward force does each sawhorse exert to keep this system in equilibrium exert?
7kg
CCW
FNe t FNg= FN m
E Tcw = Tccw
の.0
2.om
69.6+ 7.04 1490=
3.om=S0
566.44 nm
490NM
0.09.8)=7.94
290.7
1.019.8)-68.6
6,4(2)4490(15らしる44-290.7
FL=290.7 FR = T75.74

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