28. A student attempts to lift a uniform 3.4-kg beam off the floor and raise it to a vertical position. The beam is about to slide at this instant as shown in the diagram. Fr 78 38 a) Find the magnitude of the force Fp. 13 N b) Find the magnitude and direction of the force exerted by the floor on the beam. 67°(ccw from floor) c) Find the coefficient of static friction between the beam and the floor. 0.42

28. A student attempts to lift a uniform 3.4-kg beam off the floor and raise it to a vertical position. The beam is about to slide at this instant as shown in the diagram. Fr 78 38 a) Find the magnitude of the force Fp. 13 N b) Find the magnitude and direction of the force exerted by the floor on the beam. 67°(ccw from floor) c) Find the coefficient of static friction between the beam and the floor. 0.42

Name: 28. A student attempts to lift a uniform 3.4-kg beamoff the floor and
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Description: 28. A student attempts to lift a uniform 3.4-kg beamoff the floor and raise it to a vertical position. Thebeam is about to slide at this instant as shown inthe diagram.Fr78°38a) Find the magnitude of the force Fp.13 Nb) Find the magnitude and direct

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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