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    I dont understand how this works, can someone explain it to me please?
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    (Original post by Tynos)
    Name:  phy.png
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    I dont understand how this works, can someone explain it to me please?
    Confusing notation, but if you puzzle through it, it's just the same as normal moments. It's in equilibrium so force(up) x perp.d = force(down) x perp.d
 
 
 
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