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A system consists of two masses connecte...

A system consists of two masses connected by a massless rod lies along x-axis. The distance of centre of mass from `O` is

A

`2m`

B

`3m`

C

`5m`

D

`7m`

Text Solution

Verified by Experts

The correct Answer is:
C
`x_(cm)=(m_(1)x_(1)+m_(2)x_(2))/(m_(1)+m_(2))`
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Knowledge Check

  • A system consisting of two masses connected by a massless rod lies along the x-axis. A 0.4 kg mass is at a distance x = 2 m while a 0.6 kg mass is at a distance r = 7 m. The x-coordinate of the centre of mass is

    A
    5 m
    B
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    A
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    B
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    D
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    A
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    B
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