Questions
A thin ring and a disc have same mass and roll without slipping with the same linear velocity v. If the total kinetic energy of the loop is 8 J, the kinetic energy of the disc must be
detailed solution
Correct option is C
During rolling total KE of loop = mv2 = 8 J Total KE of disc = 34mv2 = 348 = 6 JTalk to our academic expert!
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The ratio of translational energy to total kinetic energy of a solid sphere in pure rolling motion is
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