rwatson1103 rwatson1103
  • 25-10-2022
  • Physics
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You wish to buy a motor that will be used to lift a 25-kg bundle of shingles from the ground to the roof of a house. The shingles are to have a 1.5-m/s2 upward acceleration at the start of the lift. The very light pulley on the motor has a radius of 0.12 m .

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