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A particle of mass m is tied to a string...

A particle of mass m is tied to a string of length L and whirled into a horizontal plan. If tension in the string is T then the speed of the particle will be :

A

`sqrt((Tl)/m)`

B

`sqrt((2Tl)/(m))`

C

`sqrt((3Tl)/m)`

D

`sqrt((T)/(ml))`

Text Solution

Verified by Experts

The correct Answer is:
A
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Knowledge Check

  • A paricle of mass m is tied to a light string of length L and moving in a horizontal circle of radius r with speed v as shown. The forces acting on the particle are

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    `mg, T,(mv^(2))/(r )`directed in wards
    C
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    D
    `(mv^(2))/(r )`only
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    `6 ms^(-1)`
    B
    `8 ms^(-1)`
    C
    `4 ms^(-1)`
    D
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