Engineering, 27.07.2021 14:40 edjiejwi
Johnny pulls the rope of a pulley system for 1.5m to raise a load of 9N. He decides to use a complex pulley system to make it easier to pull. If his effort drops from 8N to 4N, how long must he pull the rope?
Answers: 1
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Johnny pulls the rope of a pulley system for 1.5m to raise a load of 9N. He decides to use a complex...
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