4-21. In order to pull out the nail at B, the force F exerted on the handle of the hammer must produce a clockwise moment of 500 lb - in. about point A. Determine the required magnitude of force F. Probs. 4-20/21 F. 30 5 in. 18 in. O F = 3.45 lb O F = 6.9 lb O F = 13.8 lb O F= 27.6 lb

4-21. In order to pull out the nail at B, the force F exerted on the handle of the hammer must produce a clockwise moment of 500 lb - in. about point A. Determine the required magnitude of force F. Probs. 4-20/21 F. 30 5 in. 18 in. O F = 3.45 lb O F = 6.9 lb O F = 13.8 lb O F= 27.6 lb

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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