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Can centre of mass of a body lie where t...

Can centre of mass of a body lie where there is absolutely no mass ?

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Yes, For example in a ring the centre of mass is at the centre of the ring where there is no mass.
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Knowledge Check

  • The centre of mass of a body

    A
    Lies always at the geometrical centre
    B
    Lies always inside the body
    C
    Lies always outside the body
    D
    May lie within or outside the body.

  • The centre of mass of a body

    A
    depends on the choice of co - ordinate system
    B
    is independent of the choice of co - ordinate system .
    C
    may or may not depend on the choice of co - ordinate system
    D
    None of the above

  • The centre of mass of a body

    A
    lies always outside the body.
    B
    may lie within, outside on the surface of the body.
    C
    lies always inside the body.
    D
    lies always on the surface of the body.

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    Can centre of mass of a body coincide with geometrical centre of the body ?

    The centre of mass of a body

    The centre of mass of a body lies

    Statement-1 : The centre of mass of a body may lie where there is no mass. Statement-2 : The centre of mass has nothing to do with the mass.

    Statement-1: The centre of mass of body may lie where there is no mass. Statement-2: Centre of mass of a body is a point, where the whole mass of the body is supposed to be concentrated.

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