The 40 kg crate in the figure is traveling to the right with an initial v0=1.2 m/s, when a person begins to pull on a rope with 200 N at an angle 30 degrees from the horizontal. The coefficient of kinetic friction is 0.3. Draw a free-body diagram of the block and calculate all forces on it. What is the speed of the crate after it is pulled 20 m? How much thermal energy was created? Do not use kinematics to solve the

The 40 kg crate in the figure is traveling to the right with an initial v0=1.2 m/s, when a person begins to pull on a rope with 200 N at an angle 30 degrees from the horizontal. The coefficient of kinetic friction is 0.3. Draw a free-body diagram of the block and calculate all forces on it. What is the speed of the crate after it is pulled 20 m? How much thermal energy was created? Do not use kinematics to solve the

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 97AP: Grains from a hopper falls at a rate of 10 kg/s vertically onto a conveyor belt that is moving...

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