College Physics
11th Edition
ISBN: 9781305952300
Author: Raymond A. Serway, Chris Vuille
Publisher: Cengage Learning
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I am am doing problem 5. from Serway and Vuille - 11th edition. I dont understand why they use sin 30 and not cos 30 when the fomula for work = (F cos (theta)). d.
Is there away way you could draw a diagram to help explain it to me?
cheers.
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