Equilibrium of a Rigid Body

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Homework Statement



Suppose the ruler in procedure 3 is asymmetrical, balancing at the 60.2 cm mark. The ruler is now supported at the 41.3 cm mark, and a mass of 364 g is placed at the 26.2 cm mark. Find the mass of the ruler. The ruler is 1.00 m long.


Homework Equations



Torque=τ=rFSinθ

The Attempt at a Solution

 

Answers and Replies

  • #2
haruspex
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What are the forces acting on the ruler? How large is each and what is its torque about the balance point (discriminating clockwise from anticlockwise)?
 

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