1. The axis of rotation of a rod is located at the end. Find the moment of inertia of a long uniform rod with a length of 3.5 m and a mass of 4 kg. 2. The axis of rotation is located at the center of the solid cylinder. What is the moment of inertia of a 11.6-kg solid cylinder with a radius of 4 cm.? 3. A 13.4-kg uniform sphere with the length of 12 cm. The axis of rotation located at the center of the sphere. 4. A 2-kg thin rectangular plate with a length of 0.5 m and width of 0.2 m. The axis of rotation located at the center of the rectangular plat shown in the figure below. What is the moment of inertia of the rectangular?

1. The axis of rotation of a rod is located at the end. Find the moment of inertia of a long uniform rod with a length of 3.5 m and a mass of 4 kg. 2. The axis of rotation is located at the center of the solid cylinder. What is the moment of inertia of a 11.6-kg solid cylinder with a radius of 4 cm.? 3. A 13.4-kg uniform sphere with the length of 12 cm. The axis of rotation located at the center of the sphere. 4. A 2-kg thin rectangular plate with a length of 0.5 m and width of 0.2 m. The axis of rotation located at the center of the rectangular plat shown in the figure below. What is the moment of inertia of the rectangular?

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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Concept explainers

Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.

Question

General Physics 1: Moment of Inertia
Learning Task: Solve the following problems. Follow the GUFSA method for your
answers. (Given, Unknown, Formula, Solution, Answer). Include the graphical
representation. See examples below.
Sample Problem:
1. A 100-gram ball connected to one end of a cord with a length of 30 cm. What is the
moment of inertia of ball about the axis of rotation AB? Ignore cord's mass.
A Known:
The axis of rotation at AB
Mass ball (m) = 100 gram = 100/1000 = 0.1 kg
m
The distance between ball and the axis rotation (1) = 30 cm =
0.3 m
gahical represeritalion B
Wanted: Moment of inertia of ball (1)
Solution:
I=mr? = (0.1 kg)(0.3 m)2
1= (0.1 kg)(0.09 m²)
I= 0.009 kg m²
1. The axis of rotation of a rod is located at the end. Find the moment of inertia
of a long uniform rod with a length of 3.5 m and a mass of 4 kg.
2. The axis of rotation is located at the center of the solid cylinder. What is the
moment of inertia of a 11.6-kg solid cylinder with a radius of 4 cm.?
3. A 13.4-kg uniform sphere with the length of 12 cm. The axis of rotation
located at the center of the sphere.
4. A 2-kg thin rectangular plate with a length of 0.5 m and width of 0.2 m. The
axis of rotation located at the center of the rectangular plat shown in the
figure below. What is the moment of inertia of the rectangular?
5. The mass of each ball is 0.1 kg, connected by cord. The length of cord is 75
cm, and the width of cord is 45 cm. What is the moment of inertia of the
balls if the center of rotation is located at the center of the shorter cords?
What is the moment of inertia of all masses if the center of rotation is located
at longer cords?
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