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Mass is non - uniformly distributed on t...

Mass is non - uniformly distributed on the circumference of a ring of radius a and centre at origin . Let b be the distance of centre of mass of the ring from origin. Then ,

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The correct Answer is:
`0leblea`
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Knowledge Check

  • All the particles of a body are situated at a distance R from the origin. The distance of the centre of mass of the body from the origin is

    A
    `=R`
    B
    `leR`
    C
    `gtR`
    D
    `geR`

  • Charges q is uniformly distributed over a thin half ring of radius R . The electric field at the centre of the ring is

    A
    `(q)/(2pi^(2)epsilon_(0)R^(2))`
    B
    `(q)/(4pi^(2)epsilon_(0)R^(2))`
    C
    `(q)/(4piepsilon_(0)R^(2))`
    D
    `(q)/(2piepsilon_(0)R^(2))`

  • A charge Q is uniformly distributed only on the fourths portion of a ring of radius R . The elctric potential at centre of ring is

    A
    `(3 Q)/(4 pi epsilon_(0) R)`
    B
    `(Q)/(4 pi epsilon_(0) R)`
    C
    `(3Q)/(2 pi epsilon_(0) R)`
    D
    `(6Q)/(4 pi epsilon_(0) R)`

    • Similar Questions

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    What is the distance of centre of mass of a half fring from centre if the ring has radius =0.5 m [XI]

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