Physics, 28.02.2020 04:20, adeline12401

A woman living in a third-story apartment is moving out. Rather than carrying everything down the stairs, she decides to pack her belongings into crates, attach a frictionless pulley to her balcony railing, and lower the crates by rope. How hard must she pull on the horizontal end of the rope to lower a 25 kg crate at steady speed?

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A woman living in a third-story apartment is moving out. Rather than carrying everything down the st...