andrewabromson13 andrewabromson13

12-02-2024
Computers and Technology

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Three of your friends are all sitting on one end of a seesaw. Their combined weight is 275 lbs. The length from the fulcrum to your friends is 2.5 m. The rest of the seesaw (from the fulcrum to you) is 4.5 m. What is the mechanical advantage? What effort force is needed to lift your friends?

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