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A charged paticle (charge q ) is moving ...

A charged paticle (charge q ) is moving in a circle of radius R with uniform speed V . The associated magentic moment is given by

A

q v R

B

`q v R//2`

C

`q v R^2`

D

`qv R^2//2`

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Knowledge Check

  • When a particle moves in a circle with a uniform speed ………….

    A
    its velocity and acceleration are both constant
    B
    its velocity is constant but the acceleration changes
    C
    its acceleration is constant but the velocity changes
    D
    the velocity and acceleration both change

  • A non-conducting charged ring of charge q, mass m and radius r is rotated with constant angular speed o. Find the ratio of its magnetic moment with angular momentum is.............

    A
    M
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    `3/(pi)M`
    C
    `2/(pi)M`
    D
    `1/(2)M`

  • A body is moving in a circle with a uniform speed 'v' In moving from a point to another diametrically opposite point ………………… .

    A
    the momentum changes by 'mv'
    B
    K.E changes by `1//2 mv^(2)`
    C
    the momentum changes by 2mv
    D
    K.E changes by `mv^(2)`

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