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A flywheel is revolving with a constant ...

A flywheel is revolving with a constant angular velocity. A chip of its rim breaks and flies away. How is its angular velocity affected ?

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Knowledge Check

  • A fly wheel is rotating with a definite angular velocity. Suddenly a fragment from its edge breaks-off and falls away. Its M.I.

    A
    increases and its angular velocity decreases.
    B
    decreases and its angular velocity increases.
    C
    remains constant.
    D
    none of these.

  • A particle attached to a string is rotating with a constant angular velocity and its angular momentum is L. If the string is halved and angular velocity is kept constant, the angular momentum will be

    A
    L/4
    B
    L/2
    C
    L
    D
    2L

  • A particle moves with constant angular velocity in a circle. During the motion its

    A
    Energy is conserved
    B
    Momentum is conserved
    C
    Energy and momentum both are conserved
    D
    None of the above is conserved

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