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Give the location of the centre of mass ...

Give the location of the centre of mass of a (i) sphere, (ii) cylinder, (iii) ring, and (iv) cube, each of uniform mass density. Does the centre of mass of a body necessarily lie inside the body ?

Text Solution

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The geometrical centre of each. No, the CM may lie outside the body, as in case of a ring, a hollow sphere, a hollow cylinder, a hollow cube etc.
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Knowledge Check

  • The location of centre of mass of a rigid body depends on……………

    A
    only mass distribution
    B
    only shape
    C
    both mass distribution and shape
    D
    shape and area

  • The centre of mass of a rigid body ………… the rigid body.

    A
    is inside
    B
    is outside
    C
    it can be either inside or outside
    D
    is at the centre of

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