Clementoni 61591 - Assemble and Test a Mechanically Neutral Lever

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Assemble and test a mechanically neutral lever
Find the equilibrium of this type of mechanical device: position the weight (RESISTANCE) on one side of the lever and gently
press down with your hand (EFFORT) on the other side.
Note the position of the fulcrum!
• The arms are the same.
• The EFFORT is equal to the RESISTANCE.
RESISTANCE
EFFORT
FULCRUM
TRY IT OUT!
Final assembled model
Note: slide a collar onto the rod at the
fulcrum to secure the lever, as shown .
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