(III) Two masses ma = 2.0 kg and mg = 5.0 kg are on inclines and are connected together by a string as shown in Fig. 4-61. The coefficient of kinetic friction between each mass and its incline is uk = 0.30. If ma moves up, and mB moves down, determine their acceleration. [Ignore masses of the (frictionless) pulley and the cord.] mB 51° 21° FIGURE 4–61 Problem 65.

(III) Two masses ma = 2.0 kg and mg = 5.0 kg are on inclines and are connected together by a string as shown in Fig. 4-61. The coefficient of kinetic friction between each mass and its incline is uk = 0.30. If ma moves up, and mB moves down, determine their acceleration. [Ignore masses of the (frictionless) pulley and the cord.] mB 51° 21° FIGURE 4–61 Problem 65.

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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(III) Two masses ma = 2.0 kg and mg = 5.0 kg are on
inclines and are connected together by a string as shown in
Fig. 4-61. The coefficient of kinetic friction between each
mass and its incline is uk = 0.30. If ma moves up, and mB
moves down, determine their acceleration. [Ignore masses
of the (frictionless) pulley and the cord.]
mB
51°
21°
FIGURE 4–61 Problem 65.

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