6. A meterstick is at rest on a frictionless surface. Two forces are then exerted on the stick parallel to the surface. One force (4.2 N) is applied normally at the 30 cm mark. A second force is applied normally at the 85 cm mark. Determine the magnitude of the second force such that the stick is in rotational equilibrium. Choose the pivot point at the 50 cm mark. A. B. C. D. 1.2 N 2.4 N 3.6 N 4.8 N

6. A meterstick is at rest on a frictionless surface. Two forces are then exerted on the stick parallel to the surface. One force (4.2 N) is applied normally at the 30 cm mark. A second force is applied normally at the 85 cm mark. Determine the magnitude of the second force such that the stick is in rotational equilibrium. Choose the pivot point at the 50 cm mark. A. B. C. D. 1.2 N 2.4 N 3.6 N 4.8 N

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter8: Rotational Motion

Section8.2: Rotational Dynamics

Problem 13PP

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