Question:
To paint the side of a building painter normally hoists
Last updated: 6/12/2023
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To paint the side of a building painter normally hoists himself up by pulling on the rope A as in figure The painter and platform together weigh 200N The rope B can withstand 300N Then fabet Han Gia T I ca i faru l ch HIHIRAI TH T A 3 ti v g 3747 3774 347 30 200NB 300N A The maximum acceleration that painter can have upwards is 5m s B To hoist himself up rope B must withstand minimum 400 N force C Rope A will have a tension of 100 N when the painter is at rest D The painter must exert a force of 200 N on the rope A to go downwards slowly