1. A train pulls a 500-kg load up a slope with negligible friction between the load and the track. The angle of the slope is 24-degrees. The load is pulled up the slope at a constant speed. a. How much force must the train apply to keep the load moving at a constant speed? b. What is the work done by the gravitational force on the load as the load is pulled 20 meters along the slope? c. What is the work done by the train as it pulls the load? d. What is the total work on the load? e. Explain your answer to part d.

1. A train pulls a 500-kg load up a slope with negligible friction between the load and the track. The angle of the slope is 24-degrees. The load is pulled up the slope at a constant speed. a. How much force must the train apply to keep the load moving at a constant speed? b. What is the work done by the gravitational force on the load as the load is pulled 20 meters along the slope? c. What is the work done by the train as it pulls the load? d. What is the total work on the load? e. Explain your answer to part d.

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 92AP: A horizontal force of 20 N is required to keep a 5.0 kg box traveling at a constant speed up a...

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