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Three particles of the same mass lie in ...

Three particles of the same mass lie in the x-y plane. The (x,y) coordinates of their positions are (1,1),(2,2) and (3,3) respectively. The (x-y) coordinates of the centre of mass are:

A

(1,2)

B

(2,2)

C

(4,2)

D

(6,6)

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Knowledge Check

  • A system consists of 3 particles each of mass m located at points (1, 1), (2, 2) and (3, 3). The coordinates of the centre of mass are

    A
    (6,6)
    B
    (3,3)
    C
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    D
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  • Three particles of masses 1 kg, 2 kg and 3 kg are situated at the corners of an equilateral triangle of side b in the x-y plane with mass 1 kg at the origin and 2 kg on the x-axis. The coordinates of the centre of mass are

    A
    `((7b)/(12) , (3 sqrt3 b)/(12))`
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    A
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    B
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