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A circular disc rolls down on an incline...

A circular disc rolls down on an inclined plane without slipping. What fraction of its total energy is translation ?

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A circular disc rolls on a horizontal floor without slipping and the centre of the disc moves with a uniform velocity v. Which of the following values the velocity at a point on the rim of the disc can have?

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Knowledge Check

  • A circular disc rolls on a horizontal floor without slipping and the centre of the disc moves with a uniform velocity v. Which of the following values the velocity at a point on the rim of the disc can have ?

    A
    v
    B
    -v
    C
    2v
    D
    zero

  • The ratio of the accelerations for a solid sphere (mass 'm' and radius 'R') rolling down an incline of angle theta without slipping and slipping down the incline without rolling is

    A
    `5:7`
    B
    `2:3`
    C
    `2:5`
    D
    `7:5`

  • The ratio of the acceleration for a solid sphere (mass m and radius R ) rolling down an incline of angle theta without slipping and slipping down the incline without rolling is

    A
    `5 : 7 `
    B
    `2 : 3 `
    C
    `2 : 5 `
    D
    `7 : 5 `

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    Three bodies, a ring, a solid cylinder and a solid sphere roll down the same inclined plane without slipping. They start from rest. The radii of the bodies are identical. Which of the bodies reaches the ground with maximum velocity?

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