I need help with this problem and an explanation for the solution described below. (University Physics 1: Rotational Motion) Which side of a pencil is the best one to rotate it easily?»-J--- -the upper part around the axis going through itnone of the abovethe middle pointthe upper part around the axis which is perpendicular to itоо

It is easier to rotate the pencil around the axis that goes through it because of the concept of…

Answered: Which side of a pencil is the best one…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter13: Rotation Ii: A Conservation Approach

Section: Chapter Questions

Problem 14PQ

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Similar questions

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A solid sphere is rotating about an axis through its center at a constant rotation rate. Another hollow sphere of the same mass and radius is rotating about its axis through the center at the same rotation rate. Which sphere has a greater rotational kinetic energy?
A grindstone with a mass of 50 kg and radius 0.8 m maintains a constant rotation rate of 4.0 rev/s by a motor while a knife is pressed against the edge with a force of 5.0 N. The coefficient of kinetic friction between the grindstone and the blade is 0.8. What is the power provided by the motor to keep the grindstone at the constant rotation rate?
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Which side of a pencil is the best one to rotate it easily? »-J- -- - the upper part around the axis going through it none of the above the middle point the upper part around the axis which is perpendicular to it оо