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A 2kg stone is swung in a vertical circl...

A 2kg stone is swung in a vertical circle by attaching it at the end of a string of length 2m. If the string can with stand a tension 140.6N, the maximum speed with which the stone can be rotated is

A

`22ms^(-1)`

B

`44ms^(-1)`

C

`33ms^(-1)`

D

`11ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • A 2 kg stone is swung in a vertical circle by attaching it at the end of a string of length 2m. If the string can with stand a tension 140.6N, the maximum speed with which the stone can be rotated is

    A
    `22 ms^(-1)`
    B
    `44 ms^(-1)`
    C
    `33 ms^(-1)`
    D
    `11 ms^(-1)`

  • A 2 kg stone is swung in a vertical circle by attaching it at the end of a string of length 2m. If the string can with stand a tension 140.6 N, the maximum speed with which the stone can be rotated is

    A
    `22 ms^(-1)`
    B
    `44 ms^(-1)`
    C
    `33 ms^(-1)`
    D
    `11 ms^(-1)`

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