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when the temperature of a body increses ...

when the temperature of a body increses from t to `t +Deltat`,its moment of inertia increases form I to ` I + DeltaI`. The coefficient of linear expanison of the body is `prop`. The ratio`(DeltaI)/I` is equal to

A

`(Deltat)/(t)`

B

`(2Deltat)/(t)`

C

`alpha Deltat`

D

`2alpha Deltat`

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  • When the temperature of a body increases form t to ( t + Delta t) , its moment of inertia increases from I to (I + Delta I) about the same axis. The coefficient of linear expansion of the body is alpha . The ratio of ( Delta I )/( I) is equal to

    A
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    B
    `( 2 Delta t )/(t)`
    C
    `alpha Delta t `
    D
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    `2alpha Delta t`
    B
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