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3. Determine the magnitude of the net torque acting on the bar shown in the figure at right. The axis is indicated by the dot. (use different #'s?)

3. Determine the magnitude of the net torque acting on the bar shown in the figure at right. The axis is indicated by the dot. (use different #'s?)

College Physics
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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This a not graded assignment, it is a question on a practice exam.

Please do question 3.

1. Four very lightweight disks of equal radii each have three identical heavy marbles glued to them as shown in the figure below. Rank in order, from largest to smallest, the moments of inertia of the disks about the indicated axis (shown as a black dot). Axis a) Ip> IB > Ic > IA b) Ic> IA > Ip > IB c) Ic> IB > Ip > Ia d) IB > IA > Ip > Ic e) Ip> IA > Ic > IB A В D 2. A machine part is made up of two pieces with centers of mass shown in the figure below. Which point could be the center of mass for the entire part? O B. Center of gravity of piece 2 D. Center of gravity of piece 1 а) А. b) В. с) С. d) D. С. 3. Determine the magnitude of the net torque acting on the bar shown in the figure at right. The axis is indicated by the dot. (use different #'s?) 10 N 8.0 N a) 10 m·N b) 7.5 m-N c) 6.0 m·N d) 2.5 m:N e) 2.0 m·N 25 ст 75 cm
Transcribed Image Text:1. Four very lightweight disks of equal radii each have three identical heavy marbles glued to them as shown in the figure below. Rank in order, from largest to smallest, the moments of inertia of the disks about the indicated axis (shown as a black dot). Axis a) Ip> IB > Ic > IA b) Ic> IA > Ip > IB c) Ic> IB > Ip > Ia d) IB > IA > Ip > Ic e) Ip> IA > Ic > IB A В D 2. A machine part is made up of two pieces with centers of mass shown in the figure below. Which point could be the center of mass for the entire part? O B. Center of gravity of piece 2 D. Center of gravity of piece 1 а) А. b) В. с) С. d) D. С. 3. Determine the magnitude of the net torque acting on the bar shown in the figure at right. The axis is indicated by the dot. (use different #'s?) 10 N 8.0 N a) 10 m·N b) 7.5 m-N c) 6.0 m·N d) 2.5 m:N e) 2.0 m·N 25 ст 75 cm
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