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A point on the rim of a wheel 3 m in dia...

A point on the rim of a wheel 3 m in diameter has linear velocity of 18 `ms^(-1)` . The angular velocity of the wheel is

A

`4 rad s^(-1)`

B

`12rad s^(-1)`

C

`6rad s^(-1)`

D

`18rad s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • A wheel of mass 5 kg and radius 0.40 m is rolling on a road without sliding with angular velocity 10 rad s^-1 . The moment of ineria of the wheel about the axis of rotation is 0.65 kg m^2 . The percentage of kinetic energy of rotate in the total kinetic energy of the wheel is.

    A
    22.4%
    B
    11.2%
    C
    88.8%
    D
    44.8%