Physics, 02.03.2020 18:45 kiannasmith46

A roofing shingle elevator is lifting a 30.0-kg package to the top of a building at constant speed. The angle between the elevator track and the horizontal is 75∘. The power of the elevator is 800 W. Part A Determine the vertical component of the speed with which the package is moving up. Assume no friction is exerted by the incline surface on the package.

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A roofing shingle elevator is lifting a 30.0-kg package to the top of a building at constant speed....