You want to move a 400 N crate across a level floor by pulling upward on the rope at angle of 30° above the horizontal. How hard must you pull to keep it moving with an acceleration of a=0.5m/s ?

Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter4: The Laws Of Motion
Section: Chapter Questions
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You want to move a 400 N crate across a level floor by pulling upward on the rope at angle of 30° above the horizontal. How hard must you pull to keep it moving with an acceleration of a=0.5m/s ?

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