Physics, 15.02.2021 23:50 baca23jasmine
An elevator is being lowered at steadily decreasing speed by a steel cable attached to an electric motor. There is no air resistance, nor is there any friction between the elevator and the walls of the elevator shaft. Why does the upward force exerted on the elevator by the cable have a larger magnitude as the downward force of gravity on the elevator
Answers: 2
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An elevator is being lowered at steadily decreasing speed by a steel cable attached to an electric m...
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