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A uniform chain of mass M and length L i...

A uniform chain of mass M and length L is rotated in a horizontal circle about its one end at an angular frequency `omega`. The tension at its axis is

A

`Momega^(2)L`

B

`(Momega^(2)L)/(8)`

C

`(Momega^(2)L)/(4)`

D

`(Momega^(2)L)/(2)`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • A uniform cylindrical rod of mass m and length L is rotating with an angular velocity omega . The axis of rotation is perpendicular to its axis of symmetry and passes through one of its edge faces. If the room temperature increases by t and the coefficient of linear expansion is alpha , the change in its angular velocity is

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    `2pi sqrt((l)/(3g))`
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