A worker at the LAX airport is pulling a 31.8 kg suitcase across a flat floor. The force that the worker exerts is constant (F=47 N) at an angle above 77.5 degrees above the horizontal. What is the normal force of the suitcase as it moves across the floor?

Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter5: Newton's Laws Of Motion
Section: Chapter Questions
Problem 40PQ: A sleigh is being pulled horizontally by a train of horses at a constant speed of 8.05 m/s. The...
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A worker at the LAX airport is pulling a 31.8 kg suitcase across a flat floor. The force that the worker exerts is constant (F=47 N) at an angle above 77.5 degrees above the horizontal. What is the normal force of the suitcase as it moves across the floor? 

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