Physics, 29.03.2021 18:50 lolomgwtfnvm4
3/5 A 60‐kg woman holds a 9‐kg package as she stands within an elevator which briefly accelerates upward at a rate of g/4. Determine the force R which the elevator floor exerts on her feet and the lifting force L which she exerts on the package during the acceleration interval. If the elevator support cables suddenly and completely fail, what values would R and L acquire?
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When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative
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10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!
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Farmer a has a deep well and needs a lot of water for her animals and crops. her neighbor, farmer b, has a shallower well. he needs less water than farmer a because his farm is smaller. in years of drought, sometimes farmer b can't get any water from his wells. what can farmer b do to decrease the likelihood of his well running dry?
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3/5 A 60‐kg woman holds a 9‐kg package as she stands within an elevator which briefly accelerates up...
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