Three masses are aligned on a button as shown in the figure below. 12 13 m2 m3 The mass m1= 2.5 kg is at a distance I, = 1.1 mfrom the rotation axis, the mass m, = 3 kg is at a distance l2 = 0.5 mfrom the rotation axis, and the mass m3 =2 kg is at a distance /3 = 1.3 mfrom the mass m2. The system rotates counter clockwise with an angular speed w = 3.3 rad about the rotation axis. 1. What is the moment of inertia of the system? /= 7.155 X kg (m)^(2) - 2. Calculate the rotational kinetic energy of the system. K = 39.959 XJ 3. What is the moment of inertia of the system if the rotation axis goes through the mass m2? l= 9.78 kg (m)^(2) ÷ 4. Calculate the rotational kinetic energy for this rotation axis. K= 53.252

Three masses are aligned on a button as shown in the figure below. 12 13 m2 m3 The mass m1= 2.5 kg is at a distance I, = 1.1 mfrom the rotation axis, the mass m, = 3 kg is at a distance l2 = 0.5 mfrom the rotation axis, and the mass m3 =2 kg is at a distance /3 = 1.3 mfrom the mass m2. The system rotates counter clockwise with an angular speed w = 3.3 rad about the rotation axis. 1. What is the moment of inertia of the system? /= 7.155 X kg (m)^(2) - 2. Calculate the rotational kinetic energy of the system. K = 39.959 XJ 3. What is the moment of inertia of the system if the rotation axis goes through the mass m2? l= 9.78 kg (m)^(2) ÷ 4. Calculate the rotational kinetic energy for this rotation axis. K= 53.252

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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Scalars and Vectors

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Three masses are aligned on a button as shown in the figure below.
12
13
m2
m3
m1
The mass m1=2.5 kg is at a distance /, =1.1 mfrom the rotation axis, the mass m, =3 kgis at a distance /, = 0.5 mfrom the rotation axis, and the
mass m, =2 kg is at a distance l, = 1.3 mfrom the mass m,. The system rotates counter clockwise with an angular speed w= 3.3
rad
about the
rotation axis.
1. What is the moment of inertia of the system? /= 7.155
X kg (m)^ (2) +
2. Calculate the rotational kinetic energy of the system. K= 39.959
XJ
3. What is the moment of inertia of the system if the rotation axis goes through the mass m,? 1= 9.78
V kg (m)^(2) + v
4. Calculate the rotational kinetic energy for this rotation axis. K = 53.252

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