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A particle moves in a circle of radius...

A particle moves in a circle of radius `R`. In half the period of revolution its displacement is …………… and distance covered is …………... .

Text Solution

Verified by Experts

The correct Answer is:
B
Displacement `= AOB = 2R`
Distance `= ACB = pi R`
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Knowledge Check

  • A particle is moving in a uniform circular motion with radius'r' in half revolution the displacement and distance covered by the particle are

    A
    `2r, 2pi r`
    B
    `1.414 r, 3.142 r`
    C
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    D
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  • If a particle covers half the circle of radius R with constant speed then

    A
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    B
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    C
    Change in K.E is mv
    D
    Change in K.E is zero

  • A particle of mass m is moving along a circle of radius r with a time period T . Its angular momentum is

    A
    `(2pimr)/T`
    B
    `(4pimr)/T`
    C
    `(2pimr^(2))/T`
    D
    `(4pimr^(2))/T`

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